The IR0102LC1A from Narda-MITEQ is a RF Mixer with RF Frequency 1000 to 2000 MHz, LO Frequency 1000 to 2000 MHz, IF Frequency 20 to 40 MHz, Image Rejection 18 dB, Conversion Loss 6.5 dB. Tags: Module with Connectors, Double Balanced Mixer. More details for IR0102LC1A can be seen below.