The AB1.82.4G4750AC from Elite RF is a RF Amplifier with Frequency 1800 to 2400 MHz, Gain 45 to 50 dB, Small Signal Gain 45 to 50 dB, Gain Flatness ± 1 dB, P1dB 47 dBm. Tags: Rack Mount, Power Amplifier. More details for AB1.82.4G4750AC can be seen below.