EN 60728-1-2:2009

Cable networks for television signals, sound signals and interactive services - Part 1-2: Performance requirements for signals delivered at the system outlet in operation

IEC 60728-1-2:2009(E) provides the minimum performance requirements to be fulfilled in operation at the system outlet or terminal input and describes the summation criteria for the impairments present in the received signals and those produced by the CATV/MATV/SMATV cable network, including individual receiving systems.

Kabelnetze für Fernsehsignale, Tonsignale und interaktive Dienste - Teil 1-2: Leistungsanforderungen an Signale der Teilnehmeranschlussdose im realen Betrieb

Réseaux de distribution par câbles pour signaux de télévision, signaux de radiodiffusion sonore et services interactifs - Partie 1-2: Exigences de performance relatives aux signaux délivrés à la prise terminale en fonctionnement

Kabelska omrežja za televizijske in zvokovne signale ter interaktivne storitve - 1-2. del: Tehnične zahteve za signale na izhodu delujočega sistema (IEC 60728-1-2:2009)

General Information

• Status: Withdrawn
• Publication Date: 15-Sep-2009
• Withdrawal Date: 30-Jun-2012
• ICS: 33.120.10 - Coaxial cables. Waveguides
• ICS: 33.160 - Audio, video and audiovisual engineering
• ICS: 35.110 - Networking
• Technical Committee: CLC/TC 209 - Cable networks for television signals, sound signals and interactive services
• Drafting Committee: IEC/TC 100 - IEC_TC_100
• Parallel Committee: IEC/TC 100 - IEC_TC_100
• Current Stage: 9960 - Withdrawal effective - Withdrawal
• Start Date: 11-Apr-2017
• Completion Date: 11-Apr-2017
• Ref Project: SIST EN 60728-1-2:2009 - Cable networks for television signals, sound signals and interactive services - Part 1-2: Performance requirements for signals delivered at the system outlet in operation (IEC 60728-1-2:2009)

Relations

• Replaced By: EN 60728-1-2:2014 - Cable networks for television signals, sound signals and interactive services - Part 1-2: Performance requirements for signals delivered at the system outlet in operation
• Effective Date: 29-Jan-2023

Standards Content (Sample)

SLOVENSKI STANDARD
01-november-2009
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GHO7HKQLþQH]DKWHYH]DVLJQDOHQDL]KRGXGHOXMRþHJDVLVWHPD,(&

Cable networks for television signals, sound signals and interactive services - Part 1-2:
Performance requirements for signals delivered at the system outlet in operation (IEC
60728-1-2:2009)
Kabelnetze für Fernsehsignale, Tonsignale und interaktive Dienste - Teil 1-2:
Leistungsanforderungen an Signale der Teilnehmeranschlussdose im realen Betrieb
(IEC 60728-1-2:2009)
Réseaux de distribution par câbles pour signaux de télévision, signaux de radiodiffusion
sonore et services interactifs - Partie 1-2: Exigences de performance relatives aux
signaux délivrés à la prise terminale en fonctionnement (CEI 60728-1-2:2009)
Ta slovenski standard je istoveten z: EN 60728-1-2:2009
ICS:
33.060.40 Kabelski razdelilni sistemi Cabled distribution systems
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
EN 60728-1-2
NORME EUROPÉENNE
September 2009
EUROPÄISCHE NORM
ICS 33.160; 35.110; 33.120.10
English version
Cable networks for television signals,
sound signals and interactive services -
Part 1-2: Performance requirements
for signals delivered at the system outlet in operation
(IEC 60728-1-2:2009)
Réseaux de distribution par câbles  Kabelnetze für Fernsehsignale,
pour signaux de télévision, Tonsignale und interaktive Dienste -
signaux de radiodiffusion sonore Teil 1-2: Leistungsanforderungen
et services interactifs - an Signale der Teilnehmeranschlussdose
Partie 1-2: Exigences de performance im realen Betrieb
relatives aux signaux délivrés (IEC 60728-1-2:2009)
à la prise terminale en fonctionnement
(CEI 60728-1-2:2009)
This European Standard was approved by CENELEC on 2009-07-01. CENELEC members are bound to comply
with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard
the status of a national standard without any alteration.

Up-to-date lists and bibliographical references concerning such national standards may be obtained on
application to the Central Secretariat or to any CENELEC member.

This European Standard exists in three official versions (English, French, German). A version in any other
language made by translation under the responsibility of a CENELEC member into its own language and notified
to the Central Secretariat has the same status as the official versions.

CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Cyprus, the
Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain,
Sweden, Switzerland and the United Kingdom.

CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

Central Secretariat: Avenue Marnix 17, B - 1000 Brussels

© 2009 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 60728-1-2:2009 E
Foreword
The text of document 100/1531/FDIS, future edition 1 of IEC 60728-1-2, prepared by technical area 5:
Cable networks for television signals, sound signals and interactive services, of IEC TC 100, Audio, video
and multimedia systems and equipment, was submitted to the IEC-CENELEC parallel vote and was
approved by CENELEC as EN 60728-1-2 on 2009-07-01.
The following dates were fixed:
– latest date by which the EN has to be implemented
at national level by publication of an identical
(dop) 2010-04-01
national standard or by endorsement
– latest date by which the national standards conflicting
(dow) 2012-07-01
with the EN have to be withdrawn
Annex ZA has been added by CENELEC.
__________
Endorsement notice
The text of the International Standard IEC 60728-1-2:2009 was approved by CENELEC as a European
Standard without any modification.
In the official version, for Bibliography, the following note has to be added for the standard indicated:
IEC 60728-10 NOTE  Harmonized as EN 60728-10:2006 (not modified).
__________
- 3 - EN 60728-1-2:2009
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications

The following referenced documents are indispensable for the application of this document. For dated
references, only the edition cited applies. For undated references, the latest edition of the referenced
document (including any amendments) applies.

NOTE  When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD
applies.
Publication Year Title EN/HD Year

1)
IEC 60050-705 - International Electrotechnical Vocabulary - -
(IEV) -
Chapter 705: Radio wave propagation

1)
IEC 60050-712 - International Electrotechnical Vocabulary - -
(IEV) -
Chapter 712: Antennas
1)
IEC 60050-725 - International Electrotechnical Vocabulary - -
(IEV) -
Chapter 725: Space radiocommunications

IEC 60728-1 2007 Cable networks for television signals, sound EN 60728-1 2008
signals and interactive services -
Part 1: System performance of forward paths

2) 2)
IEC 60728-1-1 - Cable networks for television signals, sound EN 60728-1-1 -
signals and interactive services -
Part 1-1: RF cabling for two way home
networks
1) 3)
IEC 60728-3 - Cable networks for television signals, sound EN 60728-3 2006
signals and interactive services -
Part 3: Active wideband equipment for coaxial
cable networks
1) 3)
IEC 60966-2-4 - Radio frequency and coaxial cable EN 60966-2-4 2009
assemblies -
Part 2-4: Detail specification for cable
assemblies for radio and TV receivers -
Frequency range 0 MHz to 3 000 MHz,
IEC 61169-2 connectors
1) 3)
IEC 60966-2-5 - Radio frequency and coaxial cable EN 60966-2-5 2009
assemblies -
Part 2-5: Detail specification for cable
assemblies for radio and TV receivers -
Frequency range 0 MHz to 1 000 MHz,
IEC 61169-2 connectors
1) 3)
IEC 60966-2-6 - Radio frequency and coaxial cable EN 60966-2-6 2009
assemblies -
Part 2-6: Detail specification for cable
assemblies for radio and TV receivers -
Frequency range 0 MHz to 3 000 MHz,
IEC 61169-24 connectors
1)
Undated reference.
2)
At draft stage.
3)
Valid edition at date of issue

Publication Year Title EN/HD Year

1)
ITU-R - Methodology for the subjective assessment - -
Recommendation of the quality of television pictures
BT.500-7
1)
ITU-R - Subjective quality of television pictures in - -
Recommendation relation to the main impairments of the
B.654 analogue composite television signal

1)
ITU-R - Radio-frequency protection ratios for AM - -
Recommendation vestigial sideband terrestrial television
B.655 systems interfered with by unwanted analogue
vision signals and their associated sound
signals
1)
ITU-T - Transmission performance of television - -
Recommendation circuits designed for use in international
J.61 connections
1)
ITU-T - Insertion of test signals in the field-blanking - -
Recommendation interval of monochrome and colour television
J.63 signals
1)
- - Digital Video Broadcasting (DVB); Framing ETSI EN 300 421 -
structure, channel coding and modulation for
11/12 GHz satellite services
1)
- - Digital Video Broadcasting (DVB); Framing ETSI EN 300 429 -
structure, channel coding and modulation for
cable systems
1)
- - Digital Video Broadcasting (DVB); Satellite ETSI EN 300 473 -
Master Antenna Television (SMATV)
distribution systems
1)
- - Digital Video Broadcasting (DVB); Framing ETSI EN 300 744 -
structure, channel coding and modulation for
digital terrestrial television

1)
- - Digital Video Broadcasting (DVB); Second ETSI EN 302 307 -
generation framing structure, channel coding
and modulation systems for Broadcasting,
Interactive Services, News Gathering and
other broadband satellite applications

IEC 60728-1-2 ®
Edition 1.0 2009-06
INTERNATIONAL
STANDARD
Cable networks for television signals, sound signals and interactive services –
Part 1-2: Performance requirements for signals delivered at the system outlet in
operation
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
PRICE CODE
V
ICS 33.160 35.110; 33.120.10 ISBN 2-8318-1048-0
– 2 – 60728-1-2 © IEC:2009(E)
CONTENTS
FOREWORD.4
INTRODUCTION.6
1 Scope.7
2 Normative references .8
3 Terms, definitions, symbols and abbreviations.10
3.1 Terms and definitions .10
3.2 Abbreviations .15
4 Methods of measurement .16
5 Subjective quality of television pictures in relation to the main impairments of the
analogue composite television signal.17
5.1 Subjective quality scale .17
5.2 Subjective quality and objective parameters .17
6 Summation of the impairments .20
6.1 Impairments to be summed .20
6.2 Summation laws .21
6.2.1 General .21
6.2.2 Voltage addition .21
6.2.3 Power addition.22
6.3 Examples .22
7 Performance requirements in operation .22
7.1 General .22
7.2 Impedance .23
7.3 Performance requirements at the terminal input .23
7.3.1 Definition.23
7.3.2 Signal level.23
7.3.3 Other parameters .23
7.4 Performance requirements at system outlets .23
7.4.1 Minimum and maximum carrier levels .23
7.4.2 Mutual isolation between system outlets .23
7.4.3 Isolation between individual outlets in one household .24
7.4.4 Isolation between forward and return path .24
7.4.5 Long-term frequency stability of distributed carrier signals at any
system outlet .24
7.4.6 Carrier level differences at system outlet .24
7.4.7 Frequency response within a television channel .24
7.4.8 Random noise at system outlet.24
7.4.9 Interference to television channels .26
Annex A (normative) RF carrier to noise ratio .28
Annex B (informative) Examples of summation of impairments.31
Bibliography.33

Figure 1 – CATV/MATV/SMATV cable network – Performance requirements .8
Figure 2 – Examples of location of HNI for various home network types.13
Figure 3 – Signal to echo ratio (dB) versus echo delay (μs) .20
Figure A.1 – Example of a TV receiver IF filter (systems B and G) .28

60728-1-2 © IEC:2009(E) – 3 –
Figure A.2 – Example of a demodulated TV signal (systems B and G) .29

Table 1 – Methods of measurement of IEC 60728-1 applicable in operation.17
Table 2 – Impairment units versus subjective quality.
...