The RFWAD750B9COBS from RF-Lambda is a Waveguide to Coax Adapter with Frequency 7.5 to 18 GHz, Power 500 W, Insertion Loss 0.5 dB, Operating Temperature -40 to 85 Degree C, Storage Temperature -50 to 125 Degree C. More details for RFWAD750B9COBS can be seen below.