The AA-618G-20 from Advanced Amplifiers is a RF Amplifier with Frequency 6 to 18 GHz, Gain 43 dB, Power Gain 43 dB, Gain Flatness 4 dB, Saturated Power 43.01 dBm. Tags: Benchtop / Rackmount, Power Amplifier. More details for AA-618G-20 can be seen below.