The SFA-333473421-22SF-S1 from ERAVANT is a Frequency Multiplier with Input Frequency 8.25 to 11.75 GHz, Output Frequency 33 to 47 GHz, Input Power 10 dBm, Output Power 21 dBm, Harmonics -20 dBc. Tags: Module with Connectors, Waveguide, Active, Waveguide Multiplier. More details for SFA-333473421-22SF-S1 can be seen below.