The SFB-15-N1-M from ERAVANT is a Waveguide Mixer with RF Frequency 50 to 75 GHz, LO Frequency 50 to 75 GHz, IF Frequency DC to 25 GHz, Conversion Loss 8 dB, LO Drive Level 10 to 18 dBm. Tags: Balanced Mixer. More details for SFB-15-N1-M can be seen below.