The QPAS-20-2000-43-44S from Qualwave is a RF Amplifier with Frequency 0.02 to 2 GHz, Gain 43 dB, Gain Flatness 3±1 dB, Saturated Power 44 dBm, Saturated Power 25.1 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for QPAS-20-2000-43-44S can be seen below.