The dB-3908 from dB Control is a RF Amplifier with Frequency 2.9 to 3.3 GHz, Gain 72 dB, Output Power 71.76 dBm, Output Power 15000 W, Pulse Power 71.76 dBm. Tags: Benchtop / Rackmount, Travelling Wave Tube Amplifier. More details for dB-3908 can be seen below.