The SX 70/55 from Prana is a RF Amplifier with Frequency 800 MHz to 6 GHz, Gain 50 dB, Gain Flatness ±5 dB, Output Power 45.05 to 45.8 dBm, Output Power 31.99 to 38.02 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for SX 70/55 can be seen below.