Conversion adapters; HRS No: 311-0303-0 40; Connector Type: Adapter; Impedance (ohm): 75; Frequency Range (GHz): 0 to 0.5; VSWR (Max): 1.2; Contact Mating Area Plating: Gold; Operating Temperature Range (degrees C): -25 to 85; General Description: BNC(75 ohm)-Jack/PL72-Jack Conversion adapter