The WR15SHM from Virginia Diodes, Inc. is a Waveguide Mixer with RF Frequency 50 to 75 GHz, LO Frequency 25 to 37.5 GHz, IF Frequency 10 GHz, Conversion Loss 7 dB, LO Drive Level 3 to 6 dBm. Tags: Sub-Harmonic Mixer. More details for WR15SHM can be seen below.