ETSI EN 301 178-1 V1.1.2 (2000-08)

ElectroMagnetic Compatibility and Radio Spectrum Matters (ERM); Portable Very High Frequency (VHF) radiotelephone equipment for the maritime mobile service operating in the VHF bands (for non-GMDSS applications only); Part 1: Technical characteristics and methods of measurement

REN/ERM-RP01-040-1

Elektromagnetna združljivost in zadeve v zvezi z radijskim spektrom (ERM) – Tehnične karakteristike in merilne metode za prenosne radiotelefonske naprave VHF za pomorsko mobilno službo, ki delujejo na pasovih VHF (samo za uporabo zunaj GMDSS) – 1. del: Tehnične karakteristike in merilne metode

General Information

• Status: Published
• Publication Date: 01-Aug-2000
• Technical Committee: ERM RP01 - Maritime Radio
• Current Stage: 12 - Completion
• Due Date: 04-Aug-2000
• Completion Date: 02-Aug-2000
• Ref Project: SIST EN 301 178-1 V1.1.2:2003 - ElectroMagnetic Compatibility and Radio Spectrum Matters (ERM); Portable Very High Frequency (VHF) radiotelephone equipment for the maritime mobile service operating in the VHF bands (for non-GMDSS applications only); Part 1: Technical characteristics and methods of measurement

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.ElectroMagnetic Compatibility and Radio Spectrum Matters (ERM); Portable Very High Frequency (VHF) radiotelephone equipment for the maritime mobile service operating in the VHF bands (for non-GMDSS applications only); Part 1: Technical characteristics and methods of measurement47.020.70Navigacijska in krmilna opremaNavigation and control equipment33.100.01Elektromagnetna združljivost na splošnoElectromagnetic compatibility in general33.060.99Druga oprema za radijske komunikacijeOther equipment for radiocommunicationsICS:Ta slovenski standard je istoveten z:EN 301 178-1 Version 1.1.2SIST EN 301 178-1 V1.1.2:2003en01-december-2003SIST EN 301 178-1 V1.1.2:2003SLOVENSKI
STANDARD
ETSIEN301178-1V1.1.2(2000-08)EuropeanStandard(Telecommunicationsseries)ElectromagneticcompatibilityandRadiospectrumMatters(ERM);PortableVeryHighFrequency(VHF)radiotelephoneequipmentforthemaritimemobileserviceoperatingintheVHFbands(fornon-GMDSSapplicationsonly);Part1:TechnicalcharacteristicsandmethodsofmeasurementSIST EN 301 178-1 V1.1.2:2003

ETSIETSIEN301178-1V1.1.2(2000-08)2ReferenceREN/ERM-RP01-040-1Keywordsmaritime,radioETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:[phone]Fax:[phone]SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:http://www.etsi.orgThepresentdocumentmaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableathttp://www.etsi.org/tb/status/Ifyoufinderrorsinthepresentdocument,sendyourcommentto:[e-mail]opartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2000.Allrightsreserved.SIST EN 301 178-1 V1.1.2:2003

ETSIETSIEN301178-1V1.1.2(2000-08)3ContentsIntellectualPropertyRights.7Foreword.71Scope.82References.83Definitions,symbolsandabbreviations.93.1Definitions.93.2Symbols.93.3Abbreviations.94Generalandoperationalrequirements.94.1Construction.94.2Controlsandindicators.104.3Microphoneandloudspeaker.114.4Safetyprecautions.114.5Labelling.115Technicalrequirements.115.1Switchingtime.115.2Classofemissionandmodulationcharacteristics.116Generalconditionsofmeasurement.126.1ArrangementsforRFconnectionstotheequipment.126.1.1RFconnectionstointegralantennaequipment.126.1.2RFconnectiontoequipmentwithadetachableantenna.126.2Arrangementsfortestsignalsappliedtothereceiverinput.126.3Squelch.126.4Normaltestmodulation.126.5Artificialantenna.126.6Arrangementsfortestsignalsappliedtothetransmitterinput.126.7Testchannels.126.8Measurementuncertaintyandinterpretationofthemeasuredresults.136.8.1Measurementuncertainty.136.8.2Interpretationofthemeasurementresults.136.9Testconditions,powersourcesandambienttemperatures.136.9.1Normalandextremetestconditions.136.9.2Testpowersource.146.10Normaltestconditions.146.10.1Normaltemperatureandhumidity.146.10.2Normalpowersources.146.10.2.1Batterypowersource.146.10.2.2Otherpowersources.146.11Extremetestconditions.146.11.1Extremetemperatures.146.11.2Extremevaluesoftestpowersources.156.11.2.1Batterypowersource.156.11.2.2Otherpowersources.156.12Procedurefortestsatextremetemperatures.157Environmentaltests.157.1Procedure.157.2Performancecheck.157.3Droptest.157.3.1Definition.157.3.2Methodofmeasurement.167.3.3Requirement.167.4Temperaturetests.16SIST EN 301 178-1 V1.1.2:2003

ETSIETSIEN301178-1V1.1.2(2000-08)47.4.1Definition.167.4.2Dryheat.167.4.2.1Definition.167.4.2.2Methodofmeasurement.167.4.2.3Requirement.167.4.3Dampheat.167.4.3.1Definition.167.4.3.2Methodofmeasurement.177.4.3.3Requirement.177.4.4Lowtemperaturecycle.177.4.4.1Definition.177.4.4.2Methodofmeasurement.177.4.4.3Requirement.178Transmitter.178.1Frequencyerror.178.1.1Definition.178.1.2Methodofmeasurement.188.1.3Limits.188.2Carrierpower.188.2.1Definitions.188.2.2Methodofmeasurement.188.2.3Limits,Normalandextremetestconditions.188.3Frequencydeviation.188.3.1Definition.188.3.2Maximumpermissiblefrequencydeviation.188.3.2.1Methodofmeasurement.188.3.2.2Limits.198.3.3Reductionoffrequencydeviationatmodulationfrequenciesabove3kHz.198.3.3.1Methodofmeasurement.198.3.3.2Limits.198.4Sensitivityofthemodulator,includingmicrophone.208.4.1Definition.208.4.2Methodofmeasurement.208.4.3Limits.208.5Audiofrequencyresponse.208.5.1Definition.208.5.2Methodofmeasurement.208.5.3Limit.208.6Audiofrequencyharmonicdistortionoftheemission.218.6.1Definition.218.6.2Methodofmeasurement.218.6.2.1Normaltestconditions.218.6.2.2Extremetestconditions.228.6.3Limits.228.7Adjacentchannelpower.228.7.1Definition.228.7.2Methodofmeasurement.228.7.3Limits.228.8Conductedspuriousemissionsconveyedtotheantenna.238.8.1Definition.238.8.2Methodofmeasurement.238.8.3Limit.238.9Cabinetradiationandconductedspuriousemissionsotherthanthoseconveyedtotheantenna.238.9.1Definitions.238.9.2Methodofmeasurement.238.9.3Limits.248.10Residualmodulationofthetransmitter.248.10.1Definition.248.10.2Methodofmeasurement.258.10.3Limit.25SIST EN 301 178-1 V1.1.2:2003

ETSIETSIEN301178-1V1.1.2(2000-08)58.11Transientfrequencybehaviourofthetransmitter.258.11.1Definitions.258.11.2Methodofmeasurement.268.11.3Limits.279Receiver.299.1Harmonicdistortionandratedaudiofrequencyoutputpower.299.1.1Definition.299.1.2Methodsofmeasurement.299.1.3Limits.299.2Audiofrequencyresponse.299.2.1Definition.299.2.2Methodofmeasurement.299.2.3Limits.309.3Maximumusablesensitivity.319.3.1Definition.319.3.2Methodofmeasurement.319.3.3Limits.319.4Co-channelrejection.319.4.1Definition.319.4.2Methodofmeasurement.319.4.3Limit.329.5Adjacentchannelselectivity.329.5.1Definition.329.5.2Methodofmeasurement.329.5.3Limits.329.6Spuriousresponserejection.329.6.1Definition.329.6.2Methodofmeasurement.329.6.3Limit.339.7Intermodulationresponse.339.7.1Definition.339.7.2Methodofmeasurement.339.7.3Limit.339.8Blockingordesensitization.339.8.1Definition.339.8.2Methodofmeasurement.349.8.3Limit.349.9Conductedspuriousemissions.349.9.1Definition.349.9.2Methodofmeasurement.349.9.3Limit.349.10Radiatedspuriousemissions.349.10.1Definition.349.10.2Methodofmeasurements.359.10.3Limit.359.11Receivernoiseandhumlevel.369.11.1Definition.369.11.2Methodofmeasurement.369.11.3Limit.369.12Squelchoperation.369.12.1Definition.369.12.2Methodofmeasurement.369.12.3Limits.379.13Squelchhysteresis.379.13.1Definition.379.13.2Methodofmeasurement.379.13.3Limit.37SIST EN 301 178-1 V1.1.2:2003

ETSIETSIEN301178-1V1.1.2(2000-08)6AnnexA(normative):Measuringreceiverforadjacentchannelpowermeasurement.38A.1Powermeasuringreceiverspecification.38A.1.1IFfilter.38A.1.2Attenuationindicator.39A.1.3Rmsvalueindicator.39A.1.4Oscillatorandamplifier.39AnnexB(normative):Radiatedmeasurements.40B.1Testsitesandgeneralarrangementsformeasurementsinvolvingtheuseofradiatedfields.40B.1.1Outdoortestsite.40B.1.2Testantenna.40B.1.3Substitutionantenna.41B.1.4Optionaladditionalindoorsite.41B.2Guidanceontheuseofradiationtestsites.42B.2.1Measuringdistance.42B.2.2Testantenna.42B.2.3Substitutionantenna.42B.2.4Artificialantenna.43B.2.5Auxiliarycables.43B.2.6Acousticmeasuringarrangement.43B.3Furtheroptionalalternativeindoortestsiteusingananechoicchamber.43B.3.1Exampleoftheconstructionofashieldedanechoicchamber.44B.3.2Influenceofparasiticreflectionsinanechoicchambers.44B.3.3Calibrationoftheshieldedanechoicchamber.45History.47SIST EN 301 178-1 V1.1.2:2003

ETSIETSIEN301178-1V1.1.2(2000-08)7IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinETSISR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver(http://www.etsi.org/ipr).PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinETSISR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisEuropeanStandard(Telecommunicationsseries)hasbeenproducedbyETSITechnicalCommitteeElectromagneticcompatibilityandRadiospectrumMatters(ERM).Thepresentdocumentispart1ofamulti-partENcoveringtheElectromagneticcompatibilityandRadiospectrumMatters(ERM);PortableVeryHighFrequency(VHF)radiotelephoneequipmentforthemaritimemobileserviceoperatingintheVHFbands(fornon-GMDSSapplicationsonly),asidentifiedbelow:Part1:"Technicalcharacteristicsandmethodsofmeasurement";Part2:"HarmonizedENunderarticle3.2oftheR&TTEDirective".NationaltranspositiondatesDateoflatestannouncementofthisEN(doa):31October2000DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):30April2001DateofwithdrawalofanyconflictingNationalStandard(dow):30April2001SIST EN 301 178-1 V1.1.2:2003

ETSIETSIEN301178-1V1.1.2(2000-08)81ScopeThepresentdocumentstatestheminimumtechnicalcharacteristicsandmethodsofmeasurementrequiredforportableVeryHighFrequency(VHF)radiotelephonesnotprovidingmaritimedistressandsafetycommunicationsfunctions(i.e.notformingpartoftheGlobalMaritimeDistressandSafetySystem(GMDSS))operatinginthebandsbetween156MHzand174MHzallocatedtothemaritimemobileservicesbytheRadioRegulations,Appendix18[1].Thepresentdocumentalsospecifiestechnicalcharacteristics,methodsofmeasurementandrequiredtestresults.2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.• Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.[1]RadioRegulations,Appendix18(1990):"TableofTransmittingFrequenciesintheBand156-174MHzforStationsintheMaritimeMobileService".[2]ITU-TRecommendationE.161(1993):"Arrangementofdigits,lettersandsymbolsontelephonesandotherdevicesthatcanbeusedforgainingaccesstoatelephonenetwork".[3]ITU-RRecommendationM.493-9(1997):"Digitalselective-callingsystemforuseinthemaritimemobileservice".[4]ITU-RRecommendationM.541-8(1997):"Operationalproceduresfortheuseofdigitalselective-callingequipmentinthemaritimemobileservice".[5]ETSIETS300225:"RadioEquipmentandSystems(RES);TechnicalcharacteristicsandmethodsofmeasurementforsurvivalcraftportableVHFradiotelephoneapparatus".[6]ITU-TRecommendationP.53(1994):"Psophometerforuseontelephone-typecircuits".[7]ITU-RRecommendationSM332-4:"Selectivityofreceivers".[8]ETSIETR028:"RadioEquipmentandSystems(RES);Uncertaintiesinthemeasurementofmobileradioequipmentcharacteristics".SIST EN 301 178-1 V1.1.2:2003

ETSIETSIEN301178-1V1.1.2(2000-08)93Definitions,symbolsandabbreviations3.1DefinitionsForthepurposesofthepresentdocument,thefollowingtermsanddefinitionsapply:integralantenna:antennathatispermanentlyfixedtotheequipmentandnotdetachablebytheuser.detachableantenna:antennafixedtotheequipmentbymeansofanantennaconnectoranddetachablebytheuser.G3E:phase-modulation(frequencymodulationwithapre-emphasisof6dB/octave)forspeech.modulationindex:ratiobetweenthefrequencydeviationandthemodulationfrequency.performancecheck:checkof:-thetransmittercarrierpowerandfrequency;and-receiversensitivity.3.2SymbolsForthepurposesofthepresentdocument,thefollowingsymbolsapply:dBARelativeto2x10-5PaemfElectromotiveforce3.3AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:DSCDigitalSelectiveCallingEUTEquipmentUnderTestGMDSSGlobalMaritimeDistressandSafetySystemrmsrootmeansquareSINAD(Signal+Noise+Distortion)/(Noise+Distortion)VHFVeryHighFrequency4Generalandoperationalrequirements4.1ConstructionThemanufacturershalldeclarethatcompliancetotherequirementsofclause4isachievedandshallproviderelevantdocumentation.Themechanicalandelectricalconstructionandfinishoftheequipmentshallconforminallrespectstogoodengineeringpractice,andtheequipmentshallbesuitableforuseonboardships.Allcontrolsshallbeofsufficientsizetoenabletheusualcontrolfunctionstobeeasilyperformedandthenumberofcontrolsshouldbetheminimumnecessaryforsimpleandsatisfactoryoperation.Allpartsoftheequipmenttobecheckedduringinspectionormaintenanceoperationsshallbereadilyaccessible.Thecomponentsshallbereadilyidentifiable.Technicaldocumentationshallbesuppliedwiththeequipment.SIST EN 301 178-1 V1.1.2:2003

ETSIETSIEN301178-1V1.1.2(2000-08)10TheVHFmaritimemobileserviceusesbothsingle-frequencyandtwo-frequencychannels.Fortwo-frequencychannelsthereshallbeaseparationof4,6MHzbetweenthetransmittingfrequencyandthereceivingfrequency(seeRadioRegulationsAppendix18[1]).Theequipment,whichcanconsistofmorethanoneunit,shallbecapableofoperatingonsinglefrequencyandtwo-frequencychannelswithmanualcontrol(simplex).TheequipmentshallbeofacolourwhichdistinguishesitfromtheportableVHFequipmentspecifiedinETS300225[5].TheequipmentshallbeabletooperateonallchannelsdefinedinRadioRegulations,Appendix18[1].Operationonchannels75and76shallberestrictedtoamaximumtransmittedpowerof1W.AdditionalVHFchannelsoutsidethosedefinedbyRadioRegulations,Appendix18[1]mayalsobeprovided,butmeansshallbeprovidedtoblockanychannel,includingAppendix18channels.Itshallnotbepossiblefortheusertounblockorblockanychannels.Scanormultiplewatchmaybeprovidedbutmeansshallbeprovidedtoblockorunblockthesefunctions.Iftheequipmentisfittedwithanauxiliaryantennaconnector,simultaneousconnectionofboththeauxiliaryantennaandthenormalantennashallbeprevented.Theequipmentshallbesodesignedthatuseofchannel70forpurposesotherthanDigitalSelectiveCalling(DSC)isprevented(seeITU-RRecommendationM.493-9[3]andITU-RRecommendationM.541–8[4]).Itshallnotbepossibletotransmitwhileanyfrequencysynthesizerusedwithinthetransmitterisoutoflock.Itshallnotbepossibletotransmitduringchannelswitchingoperations.4.2ControlsandindicatorsTheequipmentshallhaveachannelselectorandshallindicatethedesignator,asshowninRadioRegulations,Appendix18[1],ofthechannelatwhichtheequipmentisset.Thechanneldesignatorshallbelegibleirrespectiveoftheexternallightingconditions.Whereaninputpanelontheequipmentforenteringthedigits0to9isprovided,thisshallconformtoITU-TRecommendationE.161[2].Theequipmentshallhavethefollowingadditionalcontrolsandindicators:-on/offswitchfortheequipmentwithavisualindicationthattheequipmentisinoperation;-amanual,non-lockingpushtotalkswitchtooperatethetransmitter;-aswitchforreducingtransmitteroutputpowertonomorethan1WwheretheRFoutputpowerismorethan1watt;-anaudiofrequencypowervolumecontrol;-asquelchcontrol;-avisualindicationthatthetransmitterisactivated.Theequipmentshallalsomeetthefollowingrequirements:-theusershallnothaveaccesstoanycontrolwhich,ifwronglyset,mightimpairthetechnicalcharacteristicsoftheequipment.SIST EN 301 178-1 V1.1.2:2003

ETSIETSIEN301178-1V1.1.2(2000-08)114.3MicrophoneandloudspeakerTheequipmentshallbefittedwithanintegralmicrophoneandanintegralloudspeaker.Duringtransmissionthereceiveroutputshallbemuted.4.4SafetyprecautionsMeasuresshallbetakentoprotecttheequipmentagainsttheeffectsofovercurrentorovervoltage.Measuresshallbetakentopreventdamagetotheequipmentthatmightarisefromanaccidentalreversalofpolarityoftheelectricalpowersource.Nodamagetotheequipmentshalloccurwhentheantennaterminalsareplacedonopencircuitorshortcircuitwhiletransmittingforaperiodofatleast5minutesineachcase.Inordertoprovideprotectionagainstdamageduetothebuildupofstaticvoltagesattheantennaterminals,thereshallbeadcpathfromtheantennaterminalstochassisnotexceeding100kΩ.Theinformationinanyvolatilememorydeviceshallbeprotectedfrominterruptionsinthepowersupplyofupto60sduration.4.5LabellingAllcontrols,instruments,indicatorsandterminalsshallbeclearlylabelled.Detailsofanyexternalpowersupplyfromwhichtheequipmentisintendedtooperateshallbeclearlyindicatedontheequipment.Theequipmentshallbeclearlyandindeliblymarkedontheexteriorwiththeidentificationofthemanufacturer,typedesignationoftheequipment,theserialnumberoftheunitandthetext:"Notintendedfordistressandsafetypurposes".Thecompasssafedistanceshallbestatedontheequipment.5Technicalrequirements5.1SwitchingtimeThechannelswitchingarrangementshallbesuchthatthetimenecessarytochangeoverfromusingoneofthechannelstousinganyotherchanneldoesnotexceed5s.Thetimenecessarytochangeoverfromtransmissiontoreceptionorviceversa,shallnotexceed0,3s.5.2ClassofemissionandmodulationcharacteristicsTheequipmentshallusephasemodulation,G3E(frequencymodulationwithapre-emphasisof6dB/octave)forspeech.Theequipmentshallbedesignedtooperatesatisfactorilywithachannelseparationof25kHz.Thefrequencydeviationcorrespondingto100%modulationshallbe±5kHzasnearlyaspracticable.SIST EN 301 178-1 V1.1.2:2003

ETSIETSIEN301178-1V1.1.2(2000-08)126Generalconditionsofmeasurement6.1ArrangementsforRFconnectionstotheequipment6.1.1RFconnectionstointegralantennaequipmentForequipmentwithoutanantennaconnector,themanufacturershallpreparetheequipmentwithatemporary50ohmconnectortobeusedastheRFinput/outputport.6.1.2RFconnectiontoequipmentwithadetachableantennaEquipmenthavinganantennaconnectorshallbetestedusingtheantennaconnectorastheRFinput/outputport.Inthecasewhereequipmenthasmorethanoneantennaconnector,theconnectornormallyusedtoconnecttheportableantennatotheequipmentshallbeused.6.2ArrangementsfortestsignalsappliedtothereceiverinputTestsignalsourcesshallbeconnectedtothereceiverinputinsuchawaythattheimpedancepresentedtothereceiverinputis50Ω,irrespectiveofwhetheroneormoretestsignalsareappliedtothereceiversimultaneously.Thelevelsofthetestsignalsshallbeexpressedintermsoftheemfattheterminalstobeconnectedtothereceiver.Thenominalfrequencyofthereceiveristhecarrierfrequencyoftheselectedchannel.6.3SquelchUnlessotherwisespecified,thereceiversquelchfacilityshallbemadeinoperativeforthedurationoftheconformancetests.6.4NormaltestmodulationFornormaltestmodulation,themodulationfrequencyshallbe1kHzandthefrequencydeviationshallbe±3kHz.6.5ArtificialantennaWhentestsarecarriedoutwithanartificialantenna,thisshallbeanon-reactive,non-radiating50Ωload.6.6ArrangementsfortestsignalsappliedtothetransmitterinputForthepurposeofthepresentdocument,theaudiofrequencymodulatingsignalappliedtothetransmittershallbeproducedbyasignalgeneratorappliedtotheconnectionterminalsreplacingthemicrophonetransducer.6.7TestchannelsTestsshallbemadeonchannel16unlessotherwisestated.SIST EN 301 178-1 V1.1.2:2003

ETSIETSIEN301178-1V1.1.2(2000-08)136.8Measurementuncertaintyandinterpretationofthemeasuredresults6.8.1MeasurementuncertaintyTable1:Absolutemeasurementuncertainties:maximumvaluesParameterMaximumuncertaintyRFfrequency±1x10-7RFpower±0,75dBMaximumfrequencydeviation:-within300Hzto6kHzofmodulationfrequency-within6kHzto25kHzofmodulationfrequency±5%±3dBDeviationlimitation±5%Adjacentchannelpower±5dBConductedspuriousemissionoftransmitter±4dBAudiooutputpower±0,5dBAmplitudecharacteristicsofreceiverlimiter±1,5dBSensitivityat20dBSINAD±3dBConductedemissionofreceiver±3dBTwo-signalmeasurement±4dBThree-signalmeasurement±3dBRadiatedemissionoftransmitter±6dBRadiatedemissionofreceiver±6dBTransmittertransienttime±20%Transmittertransientfrequency±250HzReceiverdesensitization(duplexoperation)±0,5dB6.8.2InterpretationofthemeasurementresultsTheinterpretationoftheresultsrecordedinatestreportforthemeasurementsdescribedinthepresentdocumentshallbeasfollows:-themeasuredvaluerelatedtothecorrespondinglimitwillbeusedtodecidewhetheranequipmentmeetstherequirementsofthepresentdocument;-thevalueofthemeasurementuncertaintyforthemeasurementofeachparametershallbeincludedinthetestreport;-therecordedvalueofthemeasurementuncertaintyshallbe,foreachmeasurement,equaltoorlowerthanthefiguresintable1.Forthetestmethods,accordingtothepresentdocument,themeasurementuncertaintyfiguresshallbecalculatedinaccordancewithETR028[8]andshallcorrespondtoanexpansionfactor(coveragefactor)k=1,96ork=2(whichprovideconfidencelevelsofrespectively95%and95,45%inthecase
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