DIN EN 61834-1:2002-02
Действует
Recording - Helical-scan digital video cassette recording system using 6,35 mm magnetic tape for consumer use (525-60, 625-50, 1125-60 and 1250-50 systems) - Part 1: General specifications (IEC 61834-1:1998 + A1:2001); German version EN 61834-1:1998 + A1:2001
— 64 стр.