The VBA400-100 from Vectawave Technology is a RF Amplifier with Frequency 1 to 400 MHz, Gain 51 dB, Gain Flatness ±2 dB, Output Power 48.75 to 50 dBm, Output Power 74.99 to 100 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for VBA400-100 can be seen below.