The QPA-2500-2700-50-47.8S from Qualwave is a RF Amplifier with Frequency 2.5 to 2.7 GHz, Gain 50 dB, Gain Flatness ±1 dB, Saturated Power 47.8 dBm, Saturated Power 60.25 W. Tags: Power Amplifier. More details for QPA-2500-2700-50-47.8S can be seen below.