The AT-AM6-5766-23 from AT Microwave is a Frequency Multiplier with Output Frequency 57 to 66 GHz, Input Power 5 to 10 dBm, Output Power 23 dBm, Sub-Harmonic Suppression -30 dBc, Frequnecy 9.5 to 11 GHz. Tags: Waveguide, Module with Connectors, Waveguide Multiplier. More details for AT-AM6-5766-23 can be seen below.