The PE12D1001 from Pasternack Enterprises Inc 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 8.5 dB, LO Drive Level 13 to 15 dBm. Tags: Down Converter Mixer, Double Balanced Mixer. More details for PE12D1001 can be seen below.