The WR0.34X3 from Virginia Diodes, Inc. is a Frequency Multiplier with Input Frequency 733.3 to 1100 GHz, Output Frequency 2200 to 3300 GHz, Input Power 0.3 to 8 mW, (9.03 dBm), Harmonics -20 dBc, Frequnecy 733.3 to 1100 GHz. Tags: Waveguide, Waveguide Multiplier. More details for WR0.34X3 can be seen below.