The PA-2G4G-53-5-43-SFF from Quantic PMI (Planar Monolithics) is a RF Amplifier with Frequency 2000 to 4000 MHz, Gain 53 dB, Noise Figure 5 dB, Saturated Power 43 dBm, Saturated Power 20 W. Tags: Power Amplifier. More details for PA-2G4G-53-5-43-SFF can be seen below.