The FC-20-0.05-100 from Lorch Microwave is a RF Mixer with RF Frequency 0.05 to 100 MHz, LO Frequency 0.05 to 100 MHz, IF Frequency DC to 100 MHz, Conversion Loss 6.5 to 7.5 dB, LO Drive - Power +20 dBm. Tags: Module with Connectors, Surface Mount. More details for FC-20-0.05-100 can be seen below.