The HMQ3531 from HASCO Components is a RF Mixer with RF Frequency DC to 18 GHz, LO Frequency 8 to 18 GHz, IF Frequency DC to 1 GHz, Image Rejection 18 to 24 dB, Conversion Loss 7 to 9 dB. Tags: Module with Connectors, I/Q Mixer, Image Reject Mixer. More details for HMQ3531 can be seen below.