The QPA-1550-1630-48-50S from Qualwave is a RF Amplifier with Frequency 1.55 to 1.63 GHz, Gain 48 dB, Gain Flatness 1±1 dB, Saturated Power 50 dBm, Saturated Power 100 W. Tags: Power Amplifier. More details for QPA-1550-1630-48-50S can be seen below.