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DIN EN 61834-1:1999-04

Отменен
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 specification (IEC 61834-1:1998); German version EN 61834-1:1998