The 5254 from Ophir RF is a RF Amplifier with Frequency 700 MHz to 2.5 GHz, Gain 52 dB, Gain Flatness ± 3.0 dB max, Output Power 50 to 51.76 dBm, Output Power 100 to 149.97 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for 5254 can be seen below.