The 4053 from Ophir RF is a RF Amplifier with Frequency 925 to 960 MHz, Gain 50 dB Typical, Gain Flatness ± 0.75 dB max, Saturated Power 50 dBm, Saturated Power 100 Watt typical (8 Carrier). Tags: Benchtop / Rackmount, Power Amplifier. More details for 4053 can be seen below.