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I.S. EN 60107-2:1999

Current

Current

The latest, up-to-date edition.

METHODS OF MEASUREMENT ON RECEIVERS FOR TELEVISION BROADCAST TRANSMISSIONS - AUDIO CHANNELS - GENERAL METHODS AND METHODS FOR MONOPHONIC CHANNELS

Published date

12-01-2013

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.


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1 General


    1.1 Scope
    1.2 Normative references
    1.3 Definitions
          1.3.1 Audio channel
2 General notes on measurements
    2.1 General conditions
    2.2 Audio-frequency input signal
          2.2.1 Standard reference frequency
          2.2.2 Audiofrequencies for measurements
    2.3 Radio-frequency (r.f.) television signal
          2.3.1 Carrier levels
          2.3.2 Modulation factor
          2.3.3 Reference modulation factor
    2.4 Radio-frequency input signals
    2.5 Measuring system and test instruments
          2.5.1 Audio filters
          2.5.2 Audio-frequency spectrum analyzer
          2.5.3 Audio voltmeter
          2.5.4 Psophometer (weighted noise meter)
    2.6 Standard measuring conditions
          2.6.1 Standard r.f. television signal
          2.6.2 Standard r.f. input signal levels
          2.6.3 Standard output power and voltage
          2.6.4 Standard receiver settings
    2.7 General methods of measurement
3 Audio-frequency output power
    3.1 Definition
    3.2 Audio-frequency substitute load
    3.3 Measurement of audio-frequency output power
4 Audio-frequency characteristics
    4.1 Amplitude response to audiofrequencies
          4.1.1 Audio-frequency response characteristics
          4.1.2 Characteristics of tone control or
                  equalizer
          4.1.3 Characteristics of loudness control
          4.1.4 Volume control characteristic
    4.2 Audio-frequency non-linear distortion
          4.2.1 Introduction
          4.2.2 Total harmonic distortion
          4.2.3 Intermodulation
5 Internally generated interference
    5.1 Buzz
          5.1.1 Definition
          5.1.2 Method of measurement
          5.1.3 Presentation of results
    5.2 Hum
          5.2.1 Definition
          5.2.2 Method of measurement
          5.2.3 Presentation of results
    5.3 Line-scan frequency interference
          5.3.1 Definition
          5.3.2 Method of measurement
    5.4 Amplitude modulation suppression ratio
          5.4.1 Definition
          5.4.2 Method of measurement
          5.4.3 Presentation of results
6 Sensitivity
    6.1 Signal-to-noise ratio
          6.1.1 Definition
          6.1.2 Method of measurement
          6.1.3 Presentation of results
    6.2 Ultimate signal-to-noise ratio
          6.2.1 Definition
          6.2.2 Method of measurement
    6.3 Noise-limited sensitivity
          6.3.1 Definition
          6.3.2 Method of measurement
          6.3.3 Presentation of results
7 Immunity to undesired signals
    7.1 Introduction
    7.2 Basic method of measurement
          7.2.1 Measurement set-up
          7.2.2 Measurement procedure
    7.3 Presentation of results
Table
1 Preferred frequencies
Figures
1 200 HZ to 15 kHz bandpass filter
2 22.4 Hz to 15 kHz bandpass filter
3 Measurement of amplitude modulation suppression ratio
4 Measurement of signal-to-noise ratio
5 Measurement of wanted-to-unwanted r.f. signal ratio
Annex
A Bibliography
ZA Normative references to international publications with
    their corresponding European publications

Gives the general methods of measurement of the audio channels of television receivers for monophonic and multichannel sound systems.

DevelopmentNote
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
DocumentType
Standard
PublisherName
National Standards Authority of Ireland
Status
Current

Standards Relationship
NBN EN 60107-2 : 1997 Identical
SN EN 60107-2 : 1997 Identical
NF EN 60107-2 : 1997 Identical
EN 60107-2:1997/corrigendum:1997 Identical
BS EN 60107-2:1997 Identical
IEC 60107-2:1997 Identical
DIN EN 60107-2:1997-12 Identical

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