Sound system equipment - Part 11: Application of connectors for the interconnection of sound system components (IEC 60268-11:1987 + A1:1989 + A2:1991); German version HD 483.11 S3:1993
Video recording - Helical-scan digital component video cassette recording format using 12,65 mm magnetic tape and incorporating data compression (Format Digital-L) (IEC 61904:2000); German version EN 61904:2000— 76 стр.
Broadcast video tape recorders - Methods of measurement - Part 4: Analogue audio performance measurements (IEC 61237-4:1997); German version EN 61237-4:1997— 16 стр.