The AT-AM6-5590-17T from AT Microwave is a Frequency Multiplier with Input Frequency 9.16 to 15 GHz (Input), 55 to 90 GHz(Output), Output Frequency 55 to 90 GHz, Input Power 8 to 13 dBm, Output Power 15 to 17 dBm, Harmonics -20 dBc. Tags: Waveguide, Active, Waveguide Multiplier. More details for AT-AM6-5590-17T can be seen below.