The IR0104MC1C from Narda-MITEQ is a RF Mixer with RF Frequency 1000 to 4000 MHz, LO Frequency 1000 to 4000 MHz, IF Frequency 100 to 200 MHz, Image Rejection 18 dB, Conversion Loss 9 dB. Tags: Module with Connectors. More details for IR0104MC1C can be seen below.