The WR4.3x2 from Virginia Diodes, Inc. is a Frequency Multiplier with Input Frequency 85 to 130 GHz, Output Frequency 170 to 260 GHz, Input Power 13.01 to 16.99 dBm, Harmonics -20 dBc, Frequnecy 85 to 130 GHz. Tags: Module with Connectors, Waveguide, Waveguide Multiplier. More details for WR4.3x2 can be seen below.