The SYSMM2X3638 from Narda-MITEQ is a RF Mixer with RF Frequency 36000 to 38000 MHz, LO Frequency 17000 to 17000 MHz, IF Frequency 2000 to 4000 MHz, Image Rejection 15 dB, Conversion Gain 37 dB. Tags: Module with Connectors. More details for SYSMM2X3638 can be seen below.