The HMC573LC3B from Analog Devices is a Frequency Multiplier with Input Frequency 4 to 11 GHz, Output Frequency 8 to 22 GHz, Input Power 0 to 6 dBm, Output Power 9 to 12 dBm, Phase Noise -134 dBc/Hz. Tags: Surface Mount, Active. More details for HMC573LC3B can be seen below.