The SU 90 from Prana is a RF Amplifier with Frequency 1 to 2.5 GHz, Gain 47 dB, Gain Flatness ±4 dB, Output Power 47.78 to 48.45 dBm, Output Power 59.98 to 69.98 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for SU 90 can be seen below.