The CFM1218X405 from Cernex Inc is a Frequency Multiplier with Input Frequency 12.5 to 18.75 GHz, Output Frequency 50 to 75 GHz, Input Power 10 dBm, Output Power 5 dBm, VSWR 2.00:1. Tags: Module with Connectors, Active, Passive. More details for CFM1218X405 can be seen below.