The AT-AM4-1850-15XC from AT Microwave is a Frequency Multiplier with Input Frequency 4.5 to 12.5 GHz (Input), 18 to 50 GHz(Output), Output Frequency 18 to 50 GHz, Input Power 2 to 6 dBm, Output Power 12 to 15 dBm, Harmonics -18 dBc. Tags: Module with Connectors, Active. More details for AT-AM4-1850-15XC can be seen below.