The QPAS-2000-18000-40-40S from Qualwave is a RF Amplifier with Frequency 2 to 18 GHz, Gain 40 dB, Power Gain 40 dB, Gain Flatness ±3 dB, Saturated Power 40 dBm. Tags: Benchtop / Rackmount, Power Amplifier. More details for QPAS-2000-18000-40-40S can be seen below.