The HMC598 from Analog Devices is a Frequency Multiplier with Input Frequency 11 to 23 GHz, Output Frequency 22 to 46 GHz, Input Power 0 to 6 dBm, Output Power 10 to 15 dBm, Return Loss 10 to 13 dB. Tags: Die, Active. More details for HMC598 can be seen below.