The QMC-MIX12-FB00 from Quantum Microwave is a Waveguide Mixer with RF Frequency 60 to 90 GHz, LO Frequency 60 to 90 GHz, IF Frequency 100 MHz to 18 GHz, Conversion Loss 9 dB, LO Drive Level 10 to 13 dBm. Tags: Balanced Mixer. More details for QMC-MIX12-FB00 can be seen below.