Avalanche Beacons operating at 457 kHz - Transmitter-receiver systems - Part 1: Harmonised Standard for access to radio spectrum

The present document specifies technical characteristics and methods of measurements for avalanche beacons operating
at 457 kHz transmitter-receiver systems.
NOTE: The relationship between the present document and essential requirements of article 3.2 of Directive
2014/53/EU [i.1] is given in annex A.

Lavinske žolne, ki delujejo v območju 457 kHz - Oddajno-sprejemni sistemi - 1. del: Harmonizirani standard za dostop do radijskega spektra

Ta dokument določa tehnične lastnosti in merilne metode za lavinske žolne, ki delujejo v sistemih oddajnika-sprejemnika pri frekvenci 457 kHz.
OPOMBA: Razmerje med tem dokumentom in bistvenimi zahtevami člena 3.2 Direktive 2014/53/EU [i.1] je podano v dodatku A.

General Information

Status
Published
Public Enquiry End Date
17-Dec-2017
Publication Date
15-Jan-2018
Technical Committee
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
15-Jan-2018
Due Date
22-Mar-2018
Completion Date
16-Jan-2018

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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Avalanche Beacons operating at 457 kHz - Transmitter-receiver systems - Part 1: Harmonised Standard for access to radio spectrum33.060.20Sprejemna in oddajna opremaReceiving and transmitting equipment13.200NDWDVWURIAccident and disaster controlICS:Ta slovenski standard je istoveten z:ETSI EN 300 718-1 V2.1.1 (2018-01)SIST EN 300 718-1 V2.1.1:2018en01-marec-2018SIST EN 300 718-1 V2.1.1:2018SLOVENSKI

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SIST EN 300 718-1 V2.1.1:2018

wwwwwETSI EN 300 718-1 V2.1.1 (2018-01) Avalanche Beacons operating at 457 kHz; Transmitter-receiver systems; Part 1: Harmonised Standard for access to radio spectrum

HARMONISED EUROPEAN STANDARD SIST EN 300 718-1 V2.1.1:2018

ETSI ETSI EN 300 718-1 V2.1.1 (2018-01) 2 wwwoeferencewREN/ERM-TG28-512-1 heywordswharmonised standard, radio, testing ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCEw Tel.: +33 4 92 94 42 00

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ETSI ETSI EN 300 718-1 V2.1.1 (2018-01) 3 Contents fntellectualwmropertywoightswhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwo corewordwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwo jodalwverbswterminologywhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwp kwpcopewhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwq lwoeferenceswhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwq 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4hlhkhmwiimitswhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhws 4hlhlwcrequencywerrorwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkj 4hlhlhkwaefinitionwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkj 4hlhlhlwjethodwofwmeasurementwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkj 4hlhlhmwiimitswhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkj 4hlhmwlutputwfieldwstrengthwbegfieldcwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkj 4hlhmhkwaefinitionwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkj 4hlhmhlwjethodwofwmeasurementwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkj 4hlhmhmwiimitswhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkj 4hlhmhmhkwjinimumwtransmittedwfieldwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkj 4hlhmhmhlwjaximumwtransmittedwfieldwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkj 4hlh4wqransmitterwspuriouswemissionswhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkk 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ETSI ETSI EN 300 718-1 V2.1.1 (2018-01) 4 ohmhkwkormalwtemperaturewandwhumiditywhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwko ohmhlwkormalwtestwvoltagewhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwko oh4wbxtremewtestwconditionswhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwko oh4hkwbxtremewtemperatureswhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwko oh4hlwbxtremewtestwvoltageswhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkp oh4hlhkwdeneralwrequirementwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkp 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Bhkhkwkormalwtestwsignalswhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkr Bhkhlwqestwfixturewhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkr Bhkhmwjeasuringwreceiverwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwkr Bhlwlutdoorwtestwsitewhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwks Bhlhkwdeneralwrequirementswhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwks Bhlhlwptandardwpositionwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwks Bhmwqestwantennawhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwlj BhmhkwBelowwmjwjezwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwlj BhmhlwAbovewmjwjezwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwlj Bh4wpubstitutionwantennawhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwlj Bh4hkwdeneralwhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhwlj 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ETSI ETSI EN 300 718-1 V2.1.1 (2018-01) 5 Intellectual Property Rights Essential patents fmoswessentialworwpotentiallywessentialwtowthewpresentwdocumentwmaywhavewbeenwdeclaredwtowbqpfhwqhewinformationwpertainingwtowthesewessentialwfmosfwifwanyfwiswpubliclywavailablewforwETSI members and non-membersfwandwcanwbewfoundwinwbqpfwpowjjjwmk4tw"Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards"fwwhichwiswavailablewfromwthewbqpfwpecretariathwiatestwupdateswarewavailablewonwthewbqpfwtebwserverwbhttpstiiiprhetsihorgichwmursuantwtowthewbqpfwfmowmolicyfwnowinvestigationfwincludingwfmowsearchesfwhaswbeenwcarriedwoutwbywbqpfhwkowguaranteewcanwbewgivenwaswtowthewexistencewofwotherwfmoswnotwreferencedwinwbqpfwpowjjjwmk4wborwthewupdateswonwthewbqpfwtebwservercwwhichwarefworwmaywbefworwmaywbecomefwessentialwtowthewpresentwdocumenthwTrademarks qhewpresentwdocumentwmaywincludewtrademarkswandiorwtradenameswwhichwarewassertedwandiorwregisteredwbywtheirwownershwbqpfwclaimswnowownershipwofwthesewexceptwforwanywwhichwarewindicatedwaswbeingwthewpropertywofwbqpffwandwconveyswnowrightwtowuseworwreproducewanywtrademarkwandiorwtradenamehwjentionwofwthosewtrademarkswinwthewpresentwdocumentwdoeswnotwconstitutewanwendorsementwbywbqpfwofwproductsfwservicesworworganizationswassociatedwwithwthosewtrademarkshwForeword qhiswearmonisedwburopeanwptandardwbbkcwhaswbeenwproducedwbywbqpfwqechnicalwCommitteewblectromagneticwcompatibilitywandwoadiowspectrumwjatterswbbojchwqhewpresentwdocumentwhaswbeenwpreparedwunderwthewCommissionaswstandardisationwrequestwCbljkocwomqpwfinalwxihlzwtowprovidewonewvoluntarywmeanswofwconformingwtowthewessentialwrequirementswofwairectivewljk4iomibrwonwthewharmonisationwofwthewlawswofwthewjemberwptateswrelatingwtowthewmakingwavailablewonwthewmarketwofwradiowequipmentwandwrepealingwairectivewksssioibCwxihkzhwlncewthewpresentwdocumentwiswcitedwinwthewlfficialwgournalwofwthewburopeanwrnionwunderwthatwairectivefwcompliancewwithwthewnormativewclauseswofwthewpresentwdocumentwgivenwinwtablewAhkwconfersfwwithinwthewlimitswofwthewscopewofwthewpresentwdocumentfwawpresumptionwofwconformitywwithwthewcorrespondingwessentialwrequirementswofwthatwairectivewandwassociatedwbcqAwregulationshwqhewpresentwdocumentwiswpartwkwofwawmultigpartwdeliverablewcoveringwavalanchewbeaconswoperatingwatw4oqwkezwtransmittergreceiverwsystemsfwaswidentifiedwbelowtwPart 1: "Harmonised Standard for access to radio spectrum"; martwltw"earmonisedwptandardwforwfeatureswforwemergencywservices"hwwNational transposition dates aatewofwadoptionwofwthiswbktwkrwaecemberwljkqwaatewofwlatestwannouncementwofwthiswbkwbdoactwmkwjarchwljkrwaatewofwlatestwpublicationwofwnewwkationalwptandardworwendorsementwofwthiswbkwbdopiectwwmjwpeptemberwljkrwaatewofwwithdrawalwofwanywconflictingwkationalwptandardwbdowctwmjwpeptemberwljkswwSIST EN 300 718-1 V2.1.1:2018

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SIST EN 300 718-1 V2.1.1:2018

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ETSI ETSI EN 300 718-1 V2.1.1 (2018-01) 8 xih4zwbqpfwqowkjjwjlrwballwpartsctw"blectromagneticwcompatibilitywandwoadiowspectrumwjatterswbbojc;wrncertaintieswinwthewmeasurementwofwmobilewradiowequipmentwcharacteristics"hw3 Definitions, symbols and abbreviations 3.1 Definitions corwthewpurposeswofwthewpresentwdocumentfwthewfollowingwtermswandwdefinitionswapplyt avalanche beacons:wportablewradiowsystemswusedwforwlocatingwavalanchewvictimsfwforwthewpurposewofwdirectwrescuewklqbtwfhehwforwrescuewbywcomradeswnotwburiedwbywthewavalanchehwartificial antenna: tunedwreducedgradiatingwdummywloadwequalwtowthewnominalwimpedancewspecifiedwbywthewmanufacturerwconducted measurements: measurementswwhichwarewmadewusingwawdirectwconnectionwtowthewequipmentwunderwtestwE-field: electricwcomponentwofwthewfieldwmeasuredwaswvoltagewperwunitwlengthwenvironmental profile: rangewofwenvironmentalwconditionswunderwwhichwequipmentwwithinwthewscopewofwthewpresentwdocumentwiswrequiredwtowcomplywwithwthewprovisionswofwthewpresentwdocument H-field: magneticwcomponentwofwthewfieldwmeasuredwaswcurrentwperwunitwlengthwH-field test antenna: electricallywscreenedwloopworwequivalentwantennafwwithwwhichwthewmagneticwcomponentwofwthewfieldwcanwbewmeasuredwintegral antenna: antennawdesignedwaswanwindispensablewpartwofwthewequipmentfwwithworwwithoutwthewusewofwanwantennawconnectorwradiated measurements:wmeasurementswwhichwinvolvewthewabsolutewmeasurementwofwawradiatedwfieldw(S + N)/N:wratiofwexpressedwinwaecibelsfwbetweenwthewsumwofwthewwantedwsignalwpluswthewnoisewfloorwandwthewnoisewfloorw3.2 Symbols corwthewpurposeswofwthewpresentwdocumentfwthewfollowingwabbreviationswapplytwAkAwClasswofwemissionwklqbtwpeewfqrwoadiowoegulationswxihmzhwbwblectricalwfieldwstrengthwbowoeferencewelectricalwfieldwstrengthwklqbtwpeewannexwBhwfwcrequencywewjagneticwfieldwstrengthweowoeferencewmagneticwfieldwstrengthwklqbtwpeewannexwBhwkwkewtonwmwmowerwowaistancewoowoeferencewdistancewwklqbtwpeewannexwBhwtwqimewwwtavewimpedancewSIST EN 300 718-1 V2.1.1:2018

ETSI ETSI EN 300 718-1 V2.1.1 (2018-01) 9 lwtavelengthwklqbtwpeewannexwBhw3.3 Abbreviations corwthewpurposeswofwthewpresentwdocumentfwthewfollowingwabbreviationswapplytwocwoadiowcrequencyw4 Technical requirements specifications 4.1 Environmental profile qhewtechnicalwrequirementswofwthewpresentwdocumentwapplywunderwthewenvironmentalwprofilewforwoperationwofwthewequipmentfwwhichwshallwbewdeclaredwbywthewmanufacturerhwqhewequipmentwshallwcomplywwithwallwthewtechnicalwrequirementswofwthewpresentwdocumentwwhichwarewidentifiedwaswapplicablewinwannexwAwatwallwtimeswwhenwoperatingwwithinwthewboundarywlimitswofwthewdeclaredwoperationalwenvironmentalwprofilehw4.2 Conformance requirements for transmitters 4.2.1 Modulation and carrier keying 4.2.1.1 Definition qhewmodulationwiswthewmethodwforwgeneratingwthewocwcarrierhwqhewcarrierwkeyingwdefineswthewonwandwoffwtimeswforwawnongcontinuouswcarrierhw4.2.1.2 Method of measurement qhewcarrierwkeyingwshallwbewmeasuredwbywmeanswofwanwoscilloscopewconnectedwtowawsuitablewcoilwantennahwqhewmeasurementswshallwbewdonewunderwnormalwaswwellwaswunderwextremewtestwconditionshw4.2.1.3 Limits qhewmodulationwshallwbewofwtypewAkAfwihehwdoublewsidebandwamplitudewmodulationwwithwnowmodulatingwauxiliarywcarrierfwaswusedwforwtelegraphyhwqhewcarrierwkeyingwshallwbewaswshownwinwfigurewktw• onwtimetwqjwmswminimum;w• offwtimetw4jjwmswminimum;w• periodtwkwjjjwmsw±wmjjwmswbonwtimewpluswoffwtimechwSIST EN 300 718-1 V2.1.1:2018

ETSI ETSI EN 300 718-1 V2.1.1 (2018-01) 10 statuswonwoffwkwjjjw±wmjjwmsw≥w4jjwmsw ≥wqjwmswtimeww Figure 1 4.2.2 Frequency error 4.2.2.1 Definition qhewfrequencywerrorwofwthewtransmitterwsystemwiswthewdifferencewbetweenwthewmeasuredwcarrierwfrequencywandwthewnominalwcarrierwfrequencyhw4.2.2.2 Method of measurement qhewcarrierwfrequencywshallwbewmeasuredwbywmeanswofwawtestwfixturewbseewannexwBfwclausewBhkhlchwqhewmeasurementswshallwbewdonewunderwnormalwaswwellwaswunderwextremewtestwconditionswaswdefinedwinwclausewohw4.2.2.3 Limits qhewfrequencywerrorwshallwnotwexceedw±rjwezwatw4oqwkezhw4.2.3 Output field strength (H-field) 4.2.3.1 Definition qhewegfieldwiswmeasuredwinwthewdirectionwofwmaximumwfieldwstrengthwunderwspecifiedwconditionswofwmeasurementhw4.2.3.2 Method of measurement qhewegfieldwproducedwbywthewequipmentwshallwbewmeasuredwonwthewaxiswofwthewtransmittingwantennawatwdistanceswofwkjwmwonwanwoutdoorwtestwsitewbseewannexwBchw4.2.3.3 Limits 4.2.3.3.1 Minimum transmitted field qhewminimumwtransmittedwfieldwstrengthwatw4oqwkezwshallwnotwbewlowerwthanwgpwdBμAimwbjfowμAimcwatwawdistancewofwkjwmhw4.2.3.3.2 Maximum transmitted field qhewmaximumwtransmittedwfieldwstrengthwatw4oqwkezwshallwnotwexceedwqwdBμAimwblflmwμAimcwatwawdistancewofwkjwmh SIST EN 300 718-1 V2.1.1:2018

ETSI ETSI EN 300 718-1 V2.1.1 (2018-01) 11 4.2.4 Transmitter spurious emissions 4.2.4.1 Definition ppuriouswemissionswarewemissionswatwfrequencieswotherwthanwthosewofwthewcarrierwandwsidebandswassociatedwwithwnormalwmodulationhwqhewlevelwofwspuriouswemissionswshallwbewmeasuredwatwnormalwconditionswaswtheirweffectivewradiatedwpowerworwfieldwstrengthwradiatedwbywthewcabinetwandwthewintegralwantennahw4.2.4.2 Radiated H-field 4.2.4.2.1 Method of measurement (< 30 MHz) qhewfieldwstrengthwshallwbewmeasuredwforwfrequencieswbelowwmjwjezhwqhewequipmentwunderwtestwshallwbewmeasuredwatwawdistancewofwkjwmwonwanwoutdoorwtestwsitehwqhewtestwantennawshallwbewawcalibratedwshieldedwmagneticwfieldwantennahwqhewequipmentwunderwtestwandwtestwantennawshallwbewarrangedwaswstatedwinwannexwBfwclausewBhlhwqhewequipmentwunderwtestwshallwbewswitchedwonwinwtransmitwmodewbseewclausew4hlchwqhewmeasuringwrec

...

ETSI EN 300 718-1 V2.1.1 (2018-01)
HARMONISED EUROPEAN STANDARD
Avalanche Beacons operating at 457 kHz;
Transmitter-receiver systems;
Part 1: Harmonised Standard for access to radio spectrum
---------------------- Page: 1 ----------------------
2 ETSI EN 300 718-1 V2.1.1 (2018-01)
Reference
REN/ERM-TG28-512-1
Keywords
harmonised standard, radio, testing
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE
Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16
Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88
Important notice
The present document can be downloaded from:
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All rights reserved.
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DECT , PLUGTESTS , UMTS and the ETSI logo are trademarks of ETSI registered for the benefit of its Members.

3GPP and LTE™ are trademarks of ETSI registered for the benefit of its Members and

of the 3GPP Organizational Partners.
oneM2M logo is protected for the benefit of its Members.

GSM® and the GSM logo are trademarks registered and owned by the GSM Association.

ETSI
---------------------- Page: 2 ----------------------
3 ETSI EN 300 718-1 V2.1.1 (2018-01)
Contents

Intellectual Property Rights ................................................................................................................................ 5

Foreword ............................................................................................................................................................. 5

Modal verbs terminology .................................................................................................................................... 6

1 Scope ........................................................................................................................................................ 7

2 References ................................................................................................................................................ 7

2.1 Normative references ......................................................................................................................................... 7

2.2 Informative references ........................................................................................................................................ 7

3 Definitions, symbols and abbreviations ................................................................................................... 8

3.1 Definitions .......................................................................................................................................................... 8

3.2 Symbols .............................................................................................................................................................. 8

3.3 Abbreviations ..................................................................................................................................................... 9

4 Technical requirements specifications ..................................................................................................... 9

4.1 Environmental profile ......................................................................................................................................... 9

4.2 Conformance requirements for transmitters ....................................................................................................... 9

4.2.1 Modulation and carrier keying ...................................................................................................................... 9

4.2.1.1 Definition ................................................................................................................................................ 9

4.2.1.2 Method of measurement .......................................................................................................................... 9

4.2.1.3 Limits ...................................................................................................................................................... 9

4.2.2 Frequency error ........................................................................................................................................... 10

4.2.2.1 Definition .............................................................................................................................................. 10

4.2.2.2 Method of measurement ........................................................................................................................ 10

4.2.2.3 Limits .................................................................................................................................................... 10

4.2.3 Output field strength (H-field) .................................................................................................................... 10

4.2.3.1 Definition .............................................................................................................................................. 10

4.2.3.2 Method of measurement ........................................................................................................................ 10

4.2.3.3 Limits .................................................................................................................................................... 10

4.2.3.3.1 Minimum transmitted field .............................................................................................................. 10

4.2.3.3.2 Maximum transmitted field ............................................................................................................. 10

4.2.4 Transmitter spurious emis sions ................................................................................................................... 11

4.2.4.1 Definition .............................................................................................................................................. 11

4.2.4.2 Radiated H-field .................................................................................................................................... 11

4.2.4.2.1 Method of measurement (< 30 MHz) .............................................................................................. 11

4.2.4.2.2 Limits .............................................................................................................................................. 11

4.2.4.3 Effective radiated power ....................................................................................................................... 11

4.2.4.3.1 Method of measurement ( ≥ 30 MHz) .............................................................................................. 11

4.2.4.3.2 Limits .............................................................................................................................................. 12

4.3 Conformance requirements for receivers parameters ....................................................................................... 12

4.3.1 Receiver sensitivity ..................................................................................................................................... 12

4.3.1.1 Definition .............................................................................................................................................. 12

4.3.1.2 Method of measurement ........................................................................................................................ 12

4.3.1.3 Limits .................................................................................................................................................... 13

4.3.2 Receiver spurious emissions ....................................................................................................................... 13

4.3.2.1 Definition .............................................................................................................................................. 13

4.3.2.2 Radiated H-field .................................................................................................................................... 13

4.3.2.2.1 Method of measurement (< 30 MHz) .............................................................................................. 13

4.3.2.2.2 Limits .............................................................................................................................................. 13

4.3.2.3 Effective radiated power ....................................................................................................................... 13

4.3.2.3.1 Method of measurement ( ≥ 30 MHz) .............................................................................................. 13

4.3.2.3.2 Limits .............................................................................................................................................. 14

4.3.3 Receiver blocking ....................................................................................................................................... 14

5 Test conditions, power sources and ambient temperatures .................................................................... 15

5.1 Normal and extreme test conditions ................................................................................................................. 15

5.2 External test power source................................................................................................................................ 15

5.3 Normal test conditions ...................................................................................................................................... 15

ETSI
---------------------- Page: 3 ----------------------
4 ETSI EN 300 718-1 V2.1.1 (2018-01)

5.3.1 Normal temperature and humidity .............................................................................................................. 15

5.3.2 Normal test voltage ..................................................................................................................................... 15

5.4 Extreme test conditions .................................................................................................................................... 15

5.4.1 Extreme temperatures ................................................................................................................................. 15

5.4.2 Extreme test voltages .................................................................................................................................. 16

5.4.2.1 General requirement .............................................................................................................................. 16

5.4.2.2 Procedure for tests at extreme temperatures .......................................................................................... 16

5.5 Measurement uncertainty ................................................................................................................................. 16

Annex A (informative): Relationship between the present document and the essential

requirements of Directive 2014/53/EU ......................................................... 17

Annex B (normative): Test sites and general arrangements for measurements involving the

use of radiated fields ...................................................................................... 18

B.1 General ................................................................................................................................................... 18

B.1.1 Normal test signals ........................................................................................................................................... 18

B.1.2 Test fixture ....................................................................................................................................................... 18

B.1.3 Measuring receiver ........................................................................................................................................... 18

B.2 Outdoor test site ..................................................................................................................................... 19

B.2.1 General requirements ....................................................................................................................................... 19

B.2.2 Standard position .............................................................................................................................................. 19

B.3 Test antenna ............................................................................................................................................ 20

B.3.1 Below 30 MHz ................................................................................................................................................. 20

B.3.2 Above 30 MHz ................................................................................................................................................. 20

B.4 Substitution antenna ............................................................................................................................... 20

B.4.1 General ............................................................................................................................................................. 20

B.4.2 Optional additional indoor site ......................................................................................................................... 21

B.5 Guidance on the use of radiation test sites ............................................................................................. 22

B.5.1 General ............................................................................................................................................................. 22

B.5.2 Measuring distance ........................................................................................................................................... 22

B.5.3 Test antenna ...................................................................................................................................................... 22

B.5.4 Substitution antenna ......................................................................................................................................... 22

B.5.5 Artificial antenna .............................................................................................................................................. 22

B.5.6 Auxiliary cables ................................................................................................................................................ 22

B.6 Further optional alternative indoor test site using an anechoic chamber ............................................... 23

B.6.1 General ............................................................................................................................................................. 23

B.6.2 Example of the construction of a shielded anechoic chamber .......................................................................... 23

B.6.3 Influence of parasitic reflections in anechoic chambers ................................................................................... 23

B.6.4 Calibration of the shielded RF anechoic chamber ............................................................................................ 24

Annex C (normative): Spurious limits, radiated H-field at 10 m distances .................................... 26

Annex D (informative): E-fields in the near field at low frequencies ................................................. 27

Annex E (informative): Change history ............................................................................................... 30

History .............................................................................................................................................................. 31

ETSI
---------------------- Page: 4 ----------------------
5 ETSI EN 300 718-1 V2.1.1 (2018-01)
Intellectual Property Rights
Essential patents

IPRs essential or potentially essential to the present document may have been declared to ETSI. The information

pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found

in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in

respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web

server (https://ipr.etsi.org/).

Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee

can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web

server) which are, or may be, or may become, essential to the present document.
Trademarks

The present document may include trademarks and/or tradenames which are asserted and/or registered by their owners.

ETSI claims no ownership of these except for any which are indicated as being the property of ETSI, and conveys no

right to use or reproduce any trademark and/or tradename. Mention of those trademarks in the present document does

not constitute an endorsement by ETSI of products, services or organizations associated with those trademarks.

Foreword

This Harmonised European Standard (EN) has been produced by ETSI Technical Committee Electromagnetic

compatibility and Radio spectrum Matters (ERM).

The present document has been prepared under the Commission's standardisation request C(2015) 5376 final [i.2] to

provide one voluntary means of conforming to the essential requirements of Directive 2014/53/EU on the harmonisation

of the laws of the Member States relating to the making available on the market of radio equipment and repealing

Directive 1999/5/EC [i.1].

Once the present document is cited in the Official Journal of the European Union under that Directive, compliance with

the normative clauses of the present document given in table A.1 confers, within the limits of the scope of the present

document, a presumption of conformity with the corresponding essential requirements of that Directive and associated

EFTA regulations.

The present document is part 1 of a multi-part deliverable covering avalanche beacons operating at 457 kHz transmitter-

receiver systems, as identified below:
Part 1: "Harmonised Standard for access to radio spectrum";
Part 2: "Harmonised Standard for features for emergency services".
National transposition dates
Date of adoption of this EN: 18 December 2017
Date of latest announcement of this EN (doa): 31 March 2018
Date of latest publication of new National Standard
or endorsement of this EN (dop/e): 30 September 2018
Date of withdrawal of any conflicting National Standard (dow): 30 September 2019
ETSI
---------------------- Page: 5 ----------------------
6 ETSI EN 300 718-1 V2.1.1 (2018-01)
Modal verbs terminology

In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will not", "can" and

"cannot" are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of

provisions).

"must" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.

ETSI
---------------------- Page: 6 ----------------------
7 ETSI EN 300 718-1 V2.1.1 (2018-01)
1 Scope

The present document specifies technical characteristics and methods of measurements for avalanche beacons operating

at 457 kHz transmitter-receiver systems.

NOTE: The relationship between the present document and essential requirements of article 3.2 of Directive

2014/53/EU [i.1] is given in annex A.
2 References
2.1 Normative references

References are specific, identified by date of publication and/or edition number or version number. Only the cited

version applies.

Referenced documents which are not found to be publicly available in the expected location might be found at

https://docbox.etsi.org/Reference/.

NOTE: While any hyperlinks included in this clause were valid at the time of publication, ETSI cannot guarantee

their long term validity.

The following referenced documents are necessary for the application of the present document.

[1] CISPR 16-1-1 (2015): "Specification for radio disturbance and immunity measuring apparatus and

methods - Part 1-1: Radio disturbance and immunity measuring apparatus - Measuring apparatus".

[2] CISPR 16-1-4 (2010): "Part 1-4: Radio disturbance and immunity measuring apparatus - Antennas

and test sites for radiated disturbance measurements".

[3] CISPR 16-1-5 (2014): "Specification for radio disturbance and immunity measuring apparatus and

methods; Part 1-5: Radio disturbance and immunity measuring apparatus - Antenna calibration

sites and reference test sites for 5 MHz to 18 GHz".

[4] ETSI EN 300 718-2 (V2.1.1) (01-2018): "Avalanche Beacons operating at 457 kHz; Transmitter-

receiver systems; Part 2: Harmonised Standard for features for emergency services".

2.2 Informative references

References are either specific (identified by date of publication and/or edition number or version number) or

non-specific. For specific references, only the cited version applies. For non-specific references, the latest version of the

referenced document (including any amendments) applies.

NOTE: While any hyperlinks included in this clause were valid at the time of publication, ETSI cannot guarantee

their long term validity.

The following referenced documents are not necessary for the application of the present document but they assist the

user with regard to a particular subject area.

[i.1] Directive 2014/53/EU of the European Parliament and of the Council of 16 April 2014 on the

harmonisation of the laws of the Member States relating to the making available on the market of

radio equipment and repealing Directive 1999/5/EC.

[i.2] Commission Implementing Decision C(2015) 5376 final of 4.8.2015 on a standardisation request

to the European Committee for Electrotechnical Standardisation and to the European

Telecommunications Standards Institute as regards radio equipment in support of Directive

2014/53/EU of the European Parliament and of the Council.

[i.3] ITU Radio Regulations (2012), Appendix 1 (REV.WRC-12): "Classification of emissions and

necessary bandwidths".
ETSI
---------------------- Page: 7 ----------------------
8 ETSI EN 300 718-1 V2.1.1 (2018-01)

[i.4] ETSI TR 100 028 (all parts): "Electromagnetic compatibility and Radio spectrum Matters (ERM);

Uncertainties in the measurement of mobile radio equipment characteristics".
3 Definitions, symbols and abbreviations
3.1 Definitions

For the purposes of the present document, the following terms and definitions apply:

avalanche beacons: portable radio systems used for locating avalanche victims, for the purpose of direct rescue

NOTE: I.e. for rescue by comrades not buried by the avalanche.

artificial antenna: tuned reduced-radiating dummy load equal to the nominal impedance specified by the manufacturer

conducted measurements: measurements which are made using a direct connection to the equipment under test

E-field: electric component of the field measured as voltage per unit length

environmental profile: range of environmental conditions under which equipment within the scope of the present

document is required to comply with the provisions of the present document
H-field: magnetic component of the field measured as current per unit length

H-field test antenna: electrically screened loop or equivalent antenna, with which the magnetic component of the field

can be measured

integral antenna: antenna designed as an indispensable part of the equipment, with or without the use of an antenna

connector

radiated measurements: measurements which involve the absolute measurement of a radiated field

(S + N)/N: ratio, expressed in Decibels, between the sum of the wanted signal plus the noise floor and the noise floor

3.2 Symbols
For the purposes of the present document, the following abbreviations apply:
A1A Class of emission
NOTE: See ITU Radio Regulations [i.3].
E Electrical field strength
Eo Reference electrical field strength
NOTE: See annex B.
f Frequency
H Magnetic field strength
Ho Reference magnetic field strength
NOTE: See annex B.
N Newton
P Power
R Distance
Ro Reference distance
NOTE: See annex B.
t Time
Z Wave impedance
ETSI
---------------------- Page: 8 ----------------------
9 ETSI EN 300 718-1 V2.1.1 (2018-01)
l Wavelength
NOTE: See annex B.
3.3 Abbreviations
For the purposes of the present document, the following abbreviations apply:
RF Radio Frequency
4 Technical requirements specifications
4.1 Environmental profile

The technical requirements of the present document apply under the environmental profile for operation of the

equipment, which shall be declared by the manufacturer. The equipment shall comply with all the technical

requirements of the present document which are identified as applicable in annex A at all times when operating within

the boundary limits of the declared operational environmental profile.
4.2 Conformance requirements for transmitters
4.2.1 Modulation and carrier keying
4.2.1.1 Definition

The modulation is the method for generating the RF carrier. The carrier keying defines the on and off times for a

non-continuous carrier.
4.2.1.2 Method of measurement

The carrier keying shall be measured by means of an oscilloscope connected to a suitable coil antenna. The

measurements shall be done under normal as well as under extreme test conditions.

4.2.1.3 Limits

The modulation shall be of type A1A, i.e. double sideband amplitude modulation with no modulating auxiliary carrier,

as used for telegraphy.
The carrier keying shall be as shown in figure 1:
• on time: 70 ms minimum;
• off time: 400 ms minimum;
• period: 1 000 ms ± 300 ms (on time plus off time).
ETSI
---------------------- Page: 9 ----------------------
10 ETSI EN 300 718-1 V2.1.1 (2018-01)
1 000 ± 300 ms
status
≥ 70 ms
≥ 400 ms
time
off
Figure 1
4.2.2 Frequency error
4.2.2.1 Definition

The frequency error of the transmitter system is the difference between the measured carrier frequency and the nominal

carrier frequency.
4.2.2.2 Method of measurement

The carrier frequency shall be measured by means of a test fixture (see annex B, clause B.1.2). The measurements shall

be done under normal as well as under extreme test conditions as defined in clause 5.

4.2.2.3 Limits
The frequency error shall not exceed ±80 Hz at 457 kHz.
4.2.3 Output field strength (H-field)
4.2.3.1 Definition

The H-field is measured in the direction of maximum field strength under specified conditions of measurement.

4.2.3.2 Method of measurement

The H-field produced by the equipment shall be measured on the axis of the transmitting antenna at distances of 10 m

on an outdoor test site (see annex B).
4.2.3.3 Limits
4.2.3.3.1 Minimum transmitted field

The minimum transmitted field strength at 457 kHz shall not be lower than -6 dBμA/m (0,5 μA/m) at a distance of

10 m.
4.2.3.3.2 Maximum transmitted field

The maximum transmitted field strength at 457 kHz shall not exceed 7 dBμA/m (2,23 μA/m) at a distance of 10 m.

ETSI
---------------------- Page: 10 ----------------------
11 ETSI EN 300 718-1 V2.1.1 (2018-01)
4.2.4 Transmitter spurious emissions
4.2.4.1 Definition

Spurious emissions are emissions at frequencies other than those of the carrier and sidebands associated with normal

modulation. The level of spurious emissions shall be measured at normal conditions as their effective radiated power or

field strength radiated by the cabinet and the integral antenna.
4.2.4.2 Radiated H-field
4.2.4.2.1 Method of measurement (< 30 MHz)

The field strength shall be measured for frequencies below 30 MHz. The equipment under test shall be measured at a

distance of 10 m on an outdoor test site. The test antenna shall be a calibrated shielded magnetic field antenna. The

equipment under test and test antenna shall be arranged as stated in annex B, clause B.2.

The equipment under test shall be swi
...

Draft ETSI EN 300 718-1 V2.1.0 (2017-09)
HARMONISED EUROPEAN STANDARD
Avalanche Beacons operating at 457 kHz;
Transmitter-receiver systems;
Part 1: Harmonised Standard for access to radio spectrum
---------------------- Page: 1 ----------------------
2 Draft ETSI EN 300 718-1 V2.1.0 (2017-09)
Reference
REN/ERM-TG28-512-1
Keywords
harmonised standard, radio, testing
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE
Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16
Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88
Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search

The present document may be made available in electronic versions and/or in print. The content of any electronic and/or

print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any

existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the

print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat.

Users of the present document should be aware that the document may be subject to revision or change of status.

Information on the current status of this and other ETSI documents is available at

https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx

If you find errors in the present document, please send your comment to one of the following services:

https://portal.etsi.org/People/CommiteeSupportStaff.aspx
Copyright Notification

No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying

and microfilm except as authorized by written permission of ETSI.

The content of the PDF version shall not be modified without the written authorization of ETSI.

The copyright and the foregoing restriction extend to reproduction in all media.
© ETSI 2017.
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3 Draft ETSI EN 300 718-1 V2.1.0 (2017-09)
Contents

Intellectual Property Rights ................................................................................................................................ 5

Foreword ............................................................................................................................................................. 5

Modal verbs terminology .................................................................................................................................... 6

1 Scope ........................................................................................................................................................ 7

2 References ................................................................................................................................................ 7

2.1 Normative references ......................................................................................................................................... 7

2.2 Informative references ........................................................................................................................................ 7

3 Definitions, symbols and abbreviations ................................................................................................... 8

3.1 Definitions .......................................................................................................................................................... 8

3.2 Symbols .............................................................................................................................................................. 8

3.3 Abbreviations ..................................................................................................................................................... 9

4 Technical requirements specifications ..................................................................................................... 9

4.1 Environmental profile ......................................................................................................................................... 9

4.2 Conformance requirements for transmitters ....................................................................................................... 9

4.2.1 Modulation and carrier keying ...................................................................................................................... 9

4.2.1.1 Definition ................................................................................................................................................ 9

4.2.1.2 Method of measurement .......................................................................................................................... 9

4.2.1.3 Limits ...................................................................................................................................................... 9

4.2.2 Frequency error ........................................................................................................................................... 10

4.2.2.1 Definition .............................................................................................................................................. 10

4.2.2.2 Method of measurement ........................................................................................................................ 10

4.2.2.3 Limits .................................................................................................................................................... 10

4.2.3 Output field strength (H-field) .................................................................................................................... 10

4.2.3.1 Definition .............................................................................................................................................. 10

4.2.3.2 Method of measurement ........................................................................................................................ 10

4.2.3.3 Limits .................................................................................................................................................... 10

4.2.3.3.1 Minimum transmitted field .............................................................................................................. 10

4.2.3.3.2 Maximum transmitted field ............................................................................................................. 10

4.2.4 Transmitter spurious emis sions ................................................................................................................... 11

4.2.4.1 Definition .............................................................................................................................................. 11

4.2.4.2 Radiated H-field .................................................................................................................................... 11

4.2.4.2.1 Method of measurement (< 30 MHz) .............................................................................................. 11

4.2.4.2.2 Limits .............................................................................................................................................. 11

4.2.4.3 Effective radiated power ....................................................................................................................... 11

4.2.4.3.1 Method of measurement ( ≥ 30 MHz) .............................................................................................. 11

4.2.4.3.2 Limits .............................................................................................................................................. 12

4.3 Conformance requirements for receivers parameters ....................................................................................... 12

4.3.1 Receiver sensitivity ..................................................................................................................................... 12

4.3.1.1 Definition .............................................................................................................................................. 12

4.3.1.2 Method of measurement ........................................................................................................................ 12

4.3.1.3 Limits .................................................................................................................................................... 13

4.3.2 Receiver spurious emissions ....................................................................................................................... 13

4.3.2.1 Definition .............................................................................................................................................. 13

4.3.2.2 Radiated H-field .................................................................................................................................... 13

4.3.2.2.1 Method of measurement (< 30 MHz) .............................................................................................. 13

4.3.2.2.2 Limits .............................................................................................................................................. 13

4.3.2.3 Effective radiated power ....................................................................................................................... 13

4.3.2.3.1 Method of measurement ( ≥ 30 MHz) .............................................................................................. 13

4.3.2.3.2 Limits .............................................................................................................................................. 14

4.3.3 Receiver blocking ....................................................................................................................................... 14

5 Test conditions, power sources and ambient temperatures .................................................................... 15

5.1 Normal and extreme test conditions ................................................................................................................. 15

5.2 External test power source................................................................................................................................ 15

5.3 Normal test conditions ...................................................................................................................................... 15

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4 Draft ETSI EN 300 718-1 V2.1.0 (2017-09)

5.3.1 Normal temperature and humidity .............................................................................................................. 15

5.3.2 Normal test voltage ..................................................................................................................................... 15

5.4 Extreme test conditions .................................................................................................................................... 15

5.4.1 Extreme temperatures ................................................................................................................................. 15

5.4.2 Extreme test voltages .................................................................................................................................. 16

5.4.2.1 General requirement .............................................................................................................................. 16

5.4.2.2. Procedure for tests at extreme temperatures .......................................................................................... 16

5.5 Measurement uncertainty ................................................................................................................................. 16

Annex A (informative): Relationship between the present document and the essential

requirements of Directive 2014/53/EU ......................................................... 17

Annex B (normative): Test sites and general arrangements for measurements involving the

use of radiated fields ...................................................................................... 18

B.1 General ................................................................................................................................................... 18

B.1.1 Normal test signals ........................................................................................................................................... 18

B.1.2 Test fixture ....................................................................................................................................................... 18

B.1.3 Measuring receiver ........................................................................................................................................... 18

B.2 Outdoor test site ..................................................................................................................................... 19

B.2.1 General requirements ....................................................................................................................................... 19

B.2.2 Standard position .............................................................................................................................................. 19

B.3 Test antenna ............................................................................................................................................ 20

B.3.1 Below 30 MHz ................................................................................................................................................. 20

B.3.2 Above 30 MHz ................................................................................................................................................. 20

B.4 Substitution antenna ............................................................................................................................... 20

B.4.1 General ............................................................................................................................................................. 20

B.4.2 Optional additional indoor site ......................................................................................................................... 21

B.5 Guidance on the use of radiation test sites ............................................................................................. 22

B.5.1 General ............................................................................................................................................................. 22

B.5.2 Measuring distance ........................................................................................................................................... 22

B.5.3 Test antenna ...................................................................................................................................................... 22

B.5.4 Substitution antenna ......................................................................................................................................... 22

B.5.5 Artificial antenna .............................................................................................................................................. 22

B.5.6 Auxiliary cables ................................................................................................................................................ 22

B.6 Further optional alternative indoor test site using an anechoic chamber ............................................... 23

B.6.1 General ............................................................................................................................................................. 23

B.6.2 Example of the construction of a shielded anechoic chamber .......................................................................... 23

B.6.3 Influence of parasitic reflections in anechoic chambers ................................................................................... 23

B.6.4 Calibration of the shielded RF anechoic chamber ............................................................................................ 24

Annex C (normative): Spurious limits, radiated H-field at 10 m distances .................................... 26

Annex D (informative): E-fields in the near field at low frequencies ................................................. 27

Annex E (informative): Change history ............................................................................................... 30

History .............................................................................................................................................................. 31

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5 Draft ETSI EN 300 718-1 V2.1.0 (2017-09)
Intellectual Property Rights
Essential patents

IPRs essential or potentially essential to the present document may have been declared to ETSI. The information

pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found

in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in

respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web

server (https://ipr.etsi.org/).

Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee

can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web

server) which are, or may be, or may become, essential to the present document.
Trademarks

The present document may include trademarks and/or tradenames which are asserted and/or registered by their owners.

ETSI claims no ownership of these except for any which are indicated as being the property of ETSI, and conveys no

right to use or reproduce any trademark and/or tradename. Mention of those trademarks in the present document does

not constitute an endorsement by ETSI of products, services or organizations associated with those trademarks.

Foreword

This draft Harmonised European Standard (EN) has been produced by ETSI Technical Committee Electromagnetic

compatibility and Radio spectrum Matters (ERM), and is now submitted for the combined Public Enquiry and Vote

phase of the ETSI standards EN Approval Procedure.

The present document has been prepared under the Commission's standardisation request C(2015) 5376 final [i.2] to

provide one voluntary means of conforming to the essential requirements of Directive 2014/53/EU on the harmonisation

of the laws of the Member States relating to the making available on the market of radio equipment and repealing

Directive 1999/5/EC [i.1].

Once the present document is cited in the Official Journal of the European Union under that Directive, compliance with

the normative clauses of the present document given in table A.1 confers, within the limits of the scope of the present

document, a presumption of conformity with the corresponding essential requirements of that Directive and associated

EFTA regulations.

The present document is part 1 of a multi-part deliverable covering avalanche beacons operating at 457 kHz transmitter-

receiver systems, as identified below:
Part 1: "Harmonised standard for access to radio spectrum;"
Part 2: "Harmonised standard for features for emergency services."
National transposition dates
Date of latest announcement of this EN (doa): 3 months after ETSI publication
Date of latest publication of new National Standard
or endorsement of this EN (dop/e): 6 months after doa

Date of withdrawal of any conflicting National Standard (dow): 18 months after doa

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6 Draft ETSI EN 300 718-1 V2.1.0 (2017-09)
Modal verbs terminology

In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will not", "can" and

"cannot" are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of

provisions).

"must" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.

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7 Draft ETSI EN 300 718-1 V2.1.0 (2017-09)
1 Scope

The present document specifies technical characteristics and methods of measurements for avalanche beacons operating

at 457 kHz transmitter-receiver systems.

NOTE: The relationship between the present document and essential requirements of article 3.2 of

Directive 2014/53/EU [i.1] is given in annex A.
2 References
2.1 Normative references

References are specific, identified by date of publication and/or edition number or version number. Only the cited

version applies.

Referenced documents which are not found to be publicly available in the expected location might be found at

https://docbox.etsi.org/Reference/.

NOTE: While any hyperlinks included in this clause were valid at the time of publication, ETSI cannot guarantee

their long term validity.

The following referenced documents are necessary for the application of the present document.

[1] CISPR 16-1-1 (2015): " Specification for radio disturbance and immunity measuring apparatus and

methods - Part 1-1: Radio disturbance and immunity measuring apparatus - Measuring apparatus".

[2] CISPR 16-1-4 (2010): "Part 1-4: Radio disturbance and immunity measuring apparatus - Antennas

and test sites for radiated disturbance measurements".

[3] CISPR 16-1-5 (2014): "Specification for radio disturbance and immunity measuring apparatus and

methods; Part 1-5: Radio disturbance and immunity measuring apparatus - Antenna calibration

sites and reference test sites for 5 MHz to 18 GHz".

[4] ETSI EN 300 718-2: "Avalanche Beacons operating at 457 kHz; Transmitter-receiver systems;

Part 2: Harmonised Standard for features for emergency services".
2.2 Informative references

References are either specific (identified by date of publication and/or edition number or version number) or

non-specific. For specific references, only the cited version applies. For non-specific references, the latest version of the

referenced document (including any amendments) applies.

NOTE: While any hyperlinks included in this clause were valid at the time of publication, ETSI cannot guarantee

their long term validity.

The following referenced documents are not necessary for the application of the present document but they assist the

user with regard to a particular subject area.

[i.1] Directive 2014/53/EU of the European Parliament and of the Council of 16 April 2014 on the

harmonisation of the laws of the Member States relating to the making available on the market of

radio equipment and repealing Directive 1999/5/EC.

[i.2] Commission Implementing Decision C(2015) 5376 final of 4.8.2015 on a standardisation request

to the European Committee for Electrotechnical Standardisation and to the European

Telecommunications Standards Institute as regards radio equipment in support of Directive

2014/53/EU of the European Parliament and of the Council.

[i.3] ITU Radio Regulations (2012), Appendix 1 (REV.WRC-12) "Classification of emissions and

necessary bandwidths".
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8 Draft ETSI EN 300 718-1 V2.1.0 (2017-09)

[i.4] ETSI TR 100 028 (all parts): "Electromagnetic compatibility and Radio spectrum Matters (ERM);

Uncertainties in the measurement of mobile radio equipment characteristics".
3 Definitions, symbols and abbreviations
3.1 Definitions

For the purposes of the present document, the following terms and definitions apply:

avalanche beacons: portable radio systems used for locating avalanche victims, for the purpose of direct rescue

NOTE: I.e. for rescue by comrades not buried by the avalanche.

artificial antenna: tuned reduced-radiating dummy load equal to the nominal impedance specified by the manufacturer

conducted measurements: measurements which are made using a direct connection to the equipment under test

E-field: electric component of the field measured as voltage per unit length

environmental profile: range of environmental conditions under which equipment within the scope of the present

document is required to comply with the provisions of the present document
H-field: magnetic component of the field measured as current per unit length

H-field test antenna: electrically screened loop or equivalent antenna, with which the magnetic component of the field

can be measured

integral antenna: antenna designed as an indispensable part of the equipment, with or without the use of an antenna

connector

radiated measurements: measurements which involve the absolute measurement of a radiated field

(S + N)/N: ratio, expressed in Decibels, between the sum of the wanted signal plus the noise floor and the noise floor

3.2 Symbols
For the purposes of the present document, the following abbreviations apply:
A1A Class of emission
NOTE: See ITU Radio Regulations [i.3].
E Electrical field strength
Eo Reference electrical field strength
NOTE: See annex B.
f Frequency
H Magnetic field strength
Ho Reference magnetic field strength
NOTE: See annex B.
N Newton
P Power
R Distance
Ro Reference distance
NOTE: See annex B
t Time
Z Wave impedance
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9 Draft ETSI EN 300 718-1 V2.1.0 (2017-09)
l Wavelength
NOTE: See annex B
3.3 Abbreviations
For the purposes of the present document, the following abbreviations apply:
RF Radio Frequency
4 Technical requirements specifications
4.1 Environmental profile

The technical requirements of the present document apply under the environmental profile for operation of the

equipment, which shall be declared by the manufacturer. The equipment shall comply with all the technical

requirements of the present document which are identified as applicable in annex A at all times when operating within

the boundary limits of the declared operational environmental profile.
4.2 Conformance requirements for transmitters
4.2.1 Modulation and carrier keying
4.2.1.1 Definition

The modulation is the method for generating the RF carrier. The carrier keying defines the on and off times for a

non-continuous carrier.
4.2.1.2 Method of measurement

The carrier keying shall be measured by means of an oscilloscope connected to a suitable coil antenna. The

measurements shall be done under normal as well as under extreme test conditions.

4.2.1.3 Limits

The modulation shall be of type A1A, i.e. double sideband amplitude modulation with no modulating auxiliary carrier,

as used for telegraphy.
The carrier keying shall be as shown in figure 1:
• on time: 70 ms minimum;
• off time: 400 ms minimum;
• period: 1 000 ms ± 300 ms (on time plus off time).
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10 Draft ETSI EN 300 718-1 V2.1.0 (2017-09)
1 000 ± 300 ms
status
70 ms
≥ 400 ms
time
off
Figure 1
4.2.2 Frequency error
4.2.2.1 Definition

The frequency error of the transmitter system is the difference between the measured carrier frequency and the nominal

carrier frequency.
4.2.2.2 Method of measurement

The carrier frequency shall be measured by means of a test fixture (see annex B, clause B.1.2). The measurements shall

be done under normal as well as under extreme test conditions as defined in clause 5.

4.2.2.3 Limits
The frequency error shall not exceed ±80 Hz at 457 kHz.
4.2.3 Output field strength (H-field)
4.2.3.1 Definition

The H-field is measured in the direction of maximum field strength under specified conditions of measurement.

4.2.3.2 Method of measurement

The H-field produced by the equipment shall be measured on the axis of the transmitting antenna at distances of 10 m

on an outdoor test site (see annex B).
4.2.3.3 Limits
4.2.3.3.1 Minimum transmitted field

The minimum transmitted field strength at 457 kHz shall not be lower than -6 dBμA/m (0,5 μA/m) at a distance of

10 m.
4.2.3.3.2 Maximum transmitted field

The maximum transmitted field strength at 457 kHz shall not exceed 7 dBμA/m (2,23 μA/m) at a distance of 10 m.

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11 Draft ETSI EN 300 718-1 V2.1.0 (2017-09)
4.2.4 Transmitter spurious emissions
4.2.4.1 Definition

Spurious emissions are emissions at frequencies other than those of the carrier and sidebands associated with normal

modulation. The level of spurious emissions shall be measured at normal conditions as their effective radiated power or

field strength radiated by the cabinet and the integral antenna.
4.2.4.2 Radiated H-field
4.2.4.2.1 Method of measurement (< 30 MHz)

The field strength shall be measured for frequencies below 30 MHz. The equipment under test shall be measured at a

distance of 10 m on an outdoor test site. The test antenna shall be a calibrated shielded magnetic field ante

...

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