DIN 47233-2
DIN 47233-2 HF-connection 29/66 with screw collar ring, characteristic impedance 50 <Ohm>; mating dimensions
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 03/01/1974
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 03/01/1974