The 5233 from Ophir RF is a RF Amplifier with Frequency 800 MHz to 2.5 GHz, Gain 56 dB, Gain Flatness ± 3 dB max with no ALC, ± 1 dB max with internal leveling, Output Power 53.97 to 54.77 dBm, Output Power 249.46 to 299.92 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for 5233 can be seen below.