The 4013 from Ophir RF is a RF Amplifier with Frequency 950 MHz to 1.215 GHz, Gain 41 dB, Gain Flatness ± 1.0 dB max, Output Power 39 to 40 dBm, Output Power 7.94 to 10 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for 4013 can be seen below.