The SSM1218MC2MDC from Narda-MITEQ is a Modulator with RF Frequency 12 to 18 GHz, RF Frequency 12 to 18 GHz, LO Frequency 12 to 18 GHz, IF Frequency 100 to 200 MHz, Conversion Loss 9 to 13 dB. Tags: Module with Connectors. More details for SSM1218MC2MDC can be seen below.