The AP3.84.2G5750AC from Elite RF is a RF Amplifier with Frequency 3800 to 4200 MHz, Gain 48 to 50 dB, Small Signal Gain 50 dB, Gain Flatness ± 3 dB, Noise Figure 7 dB. Tags: Rack Mount, Power Amplifier. More details for AP3.84.2G5750AC can be seen below.