The QPAS-3300-4900-55-55S from Qualwave is a RF Amplifier with Frequency 3.3 to 4.9 GHz, Gain 55 dB, Gain Flatness ±1.5 dB, Saturated Power 55 dBm, Saturated Power 316.2 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for QPAS-3300-4900-55-55S can be seen below.