The AMP4020 from Exodus Advanced Communications is a RF Amplifier with Frequency 3.3 to 4.9 GHz, Gain 55 dB, Power Gain 55 dB, Gain Flatness 3 dB, Input Power 8 dBm. Tags: Benchtop / Rackmount, Power Amplifier. More details for AMP4020 can be seen below.