The AT-PM3-5075M from AT Microwave is a Frequency Multiplier with Input Frequency 16.66 to 25 GHz (Input), 50 to 75 GHz(Output), Output Frequency 50 to 75 GHz, Input Power 15 to 20 dBm, Harmonics -15 dBc, Conversion Loss 20 to 25 dB. Tags: Waveguide, Passive, Waveguide Multiplier. More details for AT-PM3-5075M can be seen below.