The ERZ-HPA-3300-4700-24-E from ERZIA is a RF Amplifier with Frequency 33 to 47 GHz, Small Signal Gain 28 to 38 dB, Gain Flatness ±5 dB, Output Power 20 to 29 dBm, Output Power 0.1 to 0.79 W. Tags: Power Amplifier. More details for ERZ-HPA-3300-4700-24-E can be seen below.