The QPA-40000-50000-45-29S from Qualwave is a RF Amplifier with Frequency 40 to 50 GHz, Gain 45 dB, Gain Flatness ±2 dB, Saturated Power 29 dBm, Saturated Power 0.79 W. Tags: Power Amplifier. More details for QPA-40000-50000-45-29S can be seen below.