The PCM5A5ECO from Empower RF is a RF Amplifier with Frequency 2.11 to 2.17 GHz, Small Signal Gain 44 to 51 dB pk-pk, Gain Flatness ±0.75 to 1 dB, Input Return Loss -14 dB, Harmonics -45 dBc. Tags: Power Amplifier. More details for PCM5A5ECO can be seen below.