The FMAD1616 from Fairview Microwave is a Between Series RF Adapter with Frequency DC to 50 GHz, Insertion Loss 0.095 to 0.424 dB, Mating Cycles 500 Cycles, Insulation Resistance 5000 MOhms, Temperature -65 to 165 Degree C. More details for FMAD1616 can be seen below.