The QIQ6-18-2.5 from Qualink Microwave is a RF Mixer with RF Frequency DC to 2.5 GHz, LO Frequency 6 to 18 GHz, IF Frequency DC to 2.5 GHz, Image Rejection 25 dBc, Conversion Loss 7.5 dB. Tags: Module with Connectors, I/Q Mixer. More details for QIQ6-18-2.5 can be seen below.