The FMMD1003 from Fairview Microwave is a Waveguide Mixer with RF Frequency 40 to 60 GHz, LO Frequency 40 to 60 GHz, IF Frequency DC to 18 GHz, Conversion Loss 7 dB, LO Drive Level 13 to 15 dBm. Tags: Balanced Mixer, Down Converter Mixer. More details for FMMD1003 can be seen below.