The PMR3-XX from Microwave Resources is a Frequency Multiplier with Input Frequency 8.83 to 13.3 GHz, Output Frequency 26.5 to 40 GHz, Input Power 20 dBm, Output Power 3 dBm, Sub-Harmonic Suppression 20 dB. Tags: Module with Connectors, Waveguide, Passive, Waveguide Multiplier. More details for PMR3-XX can be seen below.