The CHA8612-QDB from United Monolithic Semiconductors is a RF Amplifier with Frequency 7.9 to 11 GHz, Gain 25 to 26 dB (Linear), Output Power 42.5 dBm, Output Power 17.78 W, Input Power 28 to 35 dBm. Tags: Surface Mount, Power Amplifier. More details for CHA8612-QDB can be seen below.