DS DS/EN 61237-4
DS DSEN 61237-4 1998-FEB-11 Broadcast vdeo tape recorders - Methods of measurement - Part 4 Analogue audo performance measurements
DS DSEN 61237-4 1998-FEB-11 Broadcast vdeo tape recorders - Methods of measurement - Part 4 Analogue audo performance measurements
This standard describes methods of measurement and special test signals for the audio analogue part of equipment mainly dedicated to record/reproduction of TV-signals on magnetic tape on reels or in cassettes.