The RFWAD650D9COAL from RF-Lambda is a Waveguide to Coax Adapter with Frequency 6.50 to 18 GHz, Power 350 W, Insertion Loss 0.3 dB, Operating Temperature -40 to 85 Degree C, Storage Temperature -50 to 125 Degree C. More details for RFWAD650D9COAL can be seen below.