EN IEC 60728-3:2018

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviated terms
4 Methods of measurement
5 Equipment requirements
Annex A (normative) - Test carriers, levels and
        intermodulation products
Annex B (informative) - Test frequency plan for composite
        triple beat (CTB), composite second order (CSO)
Annex C (informative) - Measurement errors that occur due
        to mismatched equipment
Annex D (informative) - Examples of measurement channels
Bibliography
Annex ZA (normative) - Normative references to international
         Publications with their corresponding
         European publications

NEW!IEC 60728-3:2017 is available as IEC 60728-3:2017 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC60728-3:2017 specifies the measuring methods, performance requirements and data publication requirements for active wideband equipment of cable networks for television signals, sound signals and interactive services. This fifth edition cancels and replaces the fourth edition published in 2010. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:

a) extension of upper frequency range limit for cable network equipment in the forward path from 1 000 MHz to 1 218 MHz (optional up to 1 794 MHz);

b) extension of upper frequency range limit for cable network equipment in the return path from 85 MHz to 204 MHz;

c) integration and update of IEC 60728-3-1 content;

d) integration and update of the Technical Specification CLC/TS 50083-3-3 content;

e) deletion of specifications and test methods for obsolete analogue parameters;

f) additional normative references;

g) additional terms and definitions and abbreviations.