The THZBM-12 from VivaTech is a Waveguide Mixer with RF Frequency 60 to 90 GHz, LO Frequency 60 to 90 GHz, IF Frequency DC to 18 GHz, Conversion Loss 7 to 10 dB, LO Drive Level 10 to 13 dBm. Tags: Balanced Mixer. More details for THZBM-12 can be seen below.