The 210AX from ACST GmbH is a Frequency Multiplier with Input Frequency 67.50 to 80 GHz, Output Frequency 135 to 160 GHz, Input Power 200 to 1200 mW, Output Power 25.5 dBm, Frequnecy 67.50 to 80 GHz. Tags: Waveguide, Waveguide Multiplier. More details for 210AX can be seen below.