The QPA-30-512-40-44.8S from Qualwave is a RF Amplifier with Frequency 0.03 to 0.512 GHz, Gain 40 dB, Gain Flatness 2±1 dB, Saturated Power 44.8 dBm, Saturated Power 30.19 W. Tags: Power Amplifier. More details for QPA-30-512-40-44.8S can be seen below.