DIN IEC 60169-7:1997-07
Действует
Radio-frequency connectors - Part 7: R.F. coaxial connectors with inner diameter of outer conductor 9,5 mm (0,374 in) with bayonet lock; characteristic impedance 50 ohms (type C) (IEC 60169-7:1975 + A1:1993); German version HD 134.7 S2:1995