The 5243 from Ophir RF is a RF Amplifier with Frequency 700 MHz to 3 GHz, Gain 49 dB, Gain Flatness ± 1.5 dB max, Output Power 46.532 to 48.45 dBm, Output Power 45 to 69.98 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for 5243 can be seen below.