The WHMB-02-0001 from Farran is a Waveguide Mixer with RF Frequency 325 to 500 GHz, LO Frequency 9.03 to 13.89 GHz, IF Frequency 10 MHz to 1 GHz, Conversion Loss 50 dB, LO Drive Level 14 to 16.5 dBm. Tags: Harmonic Mixer. More details for WHMB-02-0001 can be seen below.