BS 7487(1991) : AMD 7737
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
SPECIFICATION FOR HELICAL-SCAN VIDEO TAPE CASSETTE SYSTEM USING 12,65mm (0,5in) MAGNETIC TAPE ON TYPE VHS - FM AUDIO RECORDING
15-04-1993
23-11-2012
Applies to frequency modulation audio recording fully compatible with the VHS system. The object is to define the electrical and mechanical characteristics of FM audio recording which will provide for the interchangeability of recorded cassettes. The requirements relate to 525 line-60 field and 625 line-50 field systems. Covers normative reference, recording method, mechanical configuration, recording characteristics, and other subjects. BS AMD 7737 RENUMBERS THIS STANDARD TO BS EN 61054
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