The HMC-C042 from Analog Devices is a RF Mixer with RF Frequency 8.5 to 13.5 GHz, LO Frequency 8.5 to 13.5 GHz, IF Frequency DC to 2 GHz, Image Rejection 28 dB, Conversion Loss 8 dB. Tags: Module with Connectors, I/Q Mixer. More details for HMC-C042 can be seen below.