CABLE NETWORKS FOR TELEVISION SIGNALS, SOUND SIGNALS AND INTERACTIVE SERVICES - PART 4: PASSIVE WIDEBAND EQUIPMENT FOR COAXIAL CABLE NETWORKS
International Electrotechnical Committee
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviations
3.1 Terms and definitions
3.2 Symbols
3.3 Abbreviations
4 Methods of measurement
4.1 Attenuation
4.1.1 Test equipment
4.1.2 Measurement procedure
4.1.3 Presentation of the results
4.2 Isolation
4.2.1 Definition
4.2.2 Test equipment
4.2.3 Measurement procedure
4.2.4 Presentation of the results
4.3 Through-loss
4.3.1 Definition
4.3.2 Test equipment
4.3.3 Measurement procedure
4.3.4 Presentation of the results
4.4 Group delay variation
4.4.1 Definition
4.4.2 Test equipment
4.4.3 Method of measurement
4.4.4 Presentation of the result
4.5 Amplitude frequency response
4.6 Return loss
4.7 Hum modulation of carrier
4.7.1 Definition
4.7.2 Description of the method of measurement
4.7.3 Measuring procedure
4.7.4 Calculating the hum-modulation ratio
4.7.5 Presentation of the results
4.8 Two-carrier intermodulation measurements for second-
and third-order products
5 Performance requirements and recommendations
5.1 General performance requirements and recommendations
5.1.1 Safety
5.1.2 Electromagnetic compatibility (EMC)
5.1.3 Environmental
5.1.4 Marking
5.1.5 Impedance
5.1.6 Degradation of performance caused by overvoltages
5.2 Performance requirements and recommendations for
receiver lead
5.3 Performance requirements and recommendations for
system outlets
5.3.1 Safety
5.3.2 Quality grading
5.3.3 Mechanical requirements
5.3.4 Electrical parameters and requirements
5.4 Performance requirements and recommendations for
splitters and taps
5.4.1 Description
5.4.2 Mechanical requirements for connectors
5.4.3 Electrical parameters and requirements.
5.5 Performance requirements and recommendations for all
other passive equipment
5.5.1 Description
5.5.2 Mechanical requirements for connectors
5.5.3 Electrical parameters and requirements
Bibliography
Annex A (informative) Measurement errors which occur due to
mismatched equipment
Annex B (informative) Differences in some countries
Applies to system outlets, splitters and taps, passive single or multiple port equipment comprising filters, attenuators, equalizers, galvanic isolators, power injectors, cable splices, terminating resistors and transfer points, but excluding coaxial cables and receiver leads.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 100 |
