The PCM4S5ADO from Empower RF is a RF Amplifier with Frequency 1.93 to 1.99 GHz, Small Signal Gain 50 dB pk-pk, Gain Flatness ±1 to 1.5 dB, Noise Figure 16 dB, Output Power 51.76 dBm. Tags: Power Amplifier. More details for PCM4S5ADO can be seen below.