The ZXF90-2-44-K+ from Mini Circuits is a Frequency Multiplier with Input Frequency 6.2 to 20 GHz, Output Frequency 12.4 to 40 GHz, Input Power 12 to 18 dBm, Supression F 25 dBc, Supression 3F 28 dBc. Tags: Module with Connectors, Passive. More details for ZXF90-2-44-K+ can be seen below.