The AA-118G-20 from Advanced Amplifiers is a RF Amplifier with Frequency 1 to 18 GHz, Gain 43 dB, Power Gain 43 dB, Gain Flatness 4 dB, Output Power 8 to 25 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for AA-118G-20 can be seen below.