The RFWA22K0UGBS from RF-Lambda is a Waveguide to Coax Adapter with Frequency 32.9 to 50.1 GHz, Power 10 W, Insertion Loss 0.5 dB, Operating Temperature -40 to 85 Degree C, Storage Temperature -50 to 105 Degree C. More details for RFWA22K0UGBS can be seen below.