The QPA-26500-40000-20-37.8S from Qualwave is a RF Amplifier with Frequency 26.5 to 40 GHz, Gain 20 dB, Gain Flatness ±8 dB, Saturated Power 37.8 dBm, Saturated Power 6.02 W. Tags: Power Amplifier. More details for QPA-26500-40000-20-37.8S can be seen below.