The M03HWD from OML Inc. is a Waveguide Mixer with RF Frequency 220 to 325 GHz, LO Frequency 220 to 325 GHz, IF Frequency DC to 2.4 GHz, Conversion Loss 74 dB, LO Drive Level 12 to 17 dBm. Tags: Harmonic Mixer. More details for M03HWD can be seen below.