The PE12D1002 from Pasternack Enterprises Inc is a Waveguide Mixer with RF Frequency 50 to 75 GHz, LO Frequency 50 to 75 GHz, IF Frequency DC to 18 GHz, Conversion Loss 8 dB, LO Drive Level 13 to 15 dBm. Tags: Down Converter Mixer, Double Balanced Mixer. More details for PE12D1002 can be seen below.