The IRM0104LC1Q from Narda-MITEQ is a RF Mixer with RF Frequency 1 to 4 GHz, LO Frequency 1 to 4 GHz, IF Frequency DC to 0.5 GHz, Image Rejection 12 dB, Conversion Loss 10 to 13.5 dB. Tags: Module with Connectors, Quadrature IF Mixer. More details for IRM0104LC1Q can be seen below.