The SSM1218MC2MDB 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 40 to 80 MHz, Conversion Loss 9 to 13 dB. Tags: Module with Connectors. More details for SSM1218MC2MDB can be seen below.