The M04HWD from OML Inc. is a Waveguide Mixer with RF Frequency 170 to 260 GHz, LO Frequency 170 to 260 GHz, IF Frequency DC to 2.4 GHz, Conversion Loss 63 dB, LO Drive Level 12 to 17 dBm. Tags: Harmonic Mixer. More details for M04HWD can be seen below.