The SFQ-40360312-1919SF-N1-M from ERAVANT is a Waveguide Mixer with RF Frequency 40 to 60 GHz, LO Frequency 40 to 60 GHz, IF Frequency DC to 20 GHz, Conversion Loss 12 dB, LO Drive Level 13 to 18 dBm. More details for SFQ-40360312-1919SF-N1-M can be seen below.