The FDB-22-01 from Ducommun is a Waveguide Mixer with RF Frequency 33 to 50 GHz, LO Frequency 33 to 50 GHz, IF Frequency DC to 17 GHz, Conversion Loss 7 dB, LO Drive Level 10 to 13 dBm. Tags: Balanced Mixer. More details for FDB-22-01 can be seen below.