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.
IEC 60268-17 Ed. 1.0 b:1990
Original price was: $51.00.$25.00Current price is: $25.00.
Sound system equipment. Part 17: Standard volume indicators
International Electrotechnical Commission , 10/30/1990