The SFP-06212-S2 from ERAVANT is a Frequency Multiplier with Input Frequency 55 to 85 GHz, Output Frequency 110 to 170 GHz, Input Power 16 dBm, Harmonics 20 dB, Frequnecy 55 to 85 GHz. Tags: Waveguide, Passive, Waveguide Multiplier. More details for SFP-06212-S2 can be seen below.