The HMC576LC3B from Analog Devices is a Frequency Multiplier with Input Frequency 9 to 14.5 GHz, Output Frequency 18 to 29 GHz, Input Power 3 to 6 dBm, Output Power 17 dBm, Phase Noise -132 dBc/Hz. Tags: Surface Mount, Active. More details for HMC576LC3B can be seen below.