Applies to circular and concentric connectors to be used for the interconnection of sound system components for broadcast and similar use, gives the applications and contact arrangement and contact designation for these connectors.
IEC 60268-12:1975 history
1994IEC 60268-12:1987/AMD2:1994 Amendment 2 - Sound system equipment. Part 12: Application of connectors for broadcast and similar use
1991IEC 60268-12:1987/AMD1:1991 Sound system equipment; part 12: application of connectors for broadcast and similar use; amendment 1
1987IEC 60268-12:1987 Sound system equipment. Part 12 : Application of connectors for broadcast and similar use
1970IEC 60268-12:1975 Sound system equipment - Part 12: Circular connectors for broadcast and similar use