NFC 97 317 : 1992
Current
Current
The latest, up-to-date edition.
SOUND SYSTEM EQUIPMENT - STANDARD VOLUME INDICATORS
Published date
01-12-2013
Publisher
Gives the characteristics to be specified, performance requirements and the relevant methods of measurement for electromechanical volume indicators. The concept of 'volume' is a practical way of assigning a numerical value to the magnitude of electrical speech and music programme signals.
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