The SA1044 from SUNGSAN is a RF Amplifier with Frequency 2.1 to 3.9 GHz, Power Gain 54 dB, Small Signal Gain 56 dB, Gain Flatness ±1.5 dB, Output Power 53.97 dBm. Tags: Benchtop / Rackmount, Power Amplifier. More details for SA1044 can be seen below.