The TLPA0.8G4.2G-57-56-BC from Talent Microwave Inc is a RF Amplifier with Frequency 0.8 to 4.2 GHz, Gain 57 dB, Gain Flatness ±1.5 dB, Saturated Power 56 dBm, Saturated Power 398 W. Tags: Benchtop / Rackmount, Power Amplifier, Variable Gain Amplifier. More details for TLPA0.8G4.2G-57-56-BC can be seen below.