The QPA-40000-60000-40-20S from Qualwave is a RF Amplifier with Frequency 40 to 60 GHz, Gain 40 dB, Gain Flatness ±2.5 dB, Saturated Power 19 to 20 dBm, Saturated Power 0.079 to 0.1 W. Tags: Power Amplifier. More details for QPA-40000-60000-40-20S can be seen below.