The WR15x3 from Virginia Diodes, Inc. is a Frequency Multiplier with Input Frequency 16.67 to 25 GHz, Output Frequency 50 to 75 GHz, Input Power 100 to 500 mW, (27 dBm), Harmonics -20 dBc, Frequnecy 16.67 to 25 GHz. Tags: Module with Connectors, Waveguide, Waveguide Multiplier. More details for WR15x3 can be seen below.