The THZSHM-03 from VivaTech is a Waveguide Mixer with RF Frequency 220 to 330 GHz, LO Frequency 110 to 165 GHz, IF Frequency 0.1 to 20 GHz, Conversion Loss 12 dB, LO Drive Level 10 to 13 dBm. Tags: Sub-Harmonic Mixer. More details for THZSHM-03 can be seen below.