The QMC-MX4-12F13LP from Quantum Microwave is a Frequency Multiplier with Input Frequency 15 to 22.5 GHz, Output Frequency 60 to 90 GHz, Input Power 0 to 5 dBm, Output Power 12 to 14 dBm, Frequnecy 15 to 22.5 GHz. Tags: Waveguide, Active, Waveguide Multiplier. More details for QMC-MX4-12F13LP can be seen below.