The Ka-3X from Spacek Labs is a Frequency Multiplier with Input Frequency 8.67 to 13.33 GHz, Output Frequency 26 to 40 GHz, Input Power 20 dBm, Conversion Loss 17 dB, Frequnecy 8.67 to 13.33 GHz. Tags: Passive. More details for Ka-3X can be seen below.