The SFH-08SFSF-A3-2 from ERAVANT is a Waveguide Mixer with RF Frequency 90 to 140 GHz, LO Frequency 5 to 12 GHz, IF Frequency DC to 1.6 GHz, Conversion Loss 42 dB, LO Drive Level 16 to 19 dBm. Tags: Harmonic Mixer, Balanced Mixer. More details for SFH-08SFSF-A3-2 can be seen below.