The ERZ-HPA-1700-4300-22 from ERZIA is a RF Amplifier with Frequency 17 to 43 GHz, Gain 19 to 27 dB, Output Power 21 to 24 dBm, Output Power 0.13 to 0.25 W, Saturated Power 21 to 24 dBm. Tags: Power Amplifier. More details for ERZ-HPA-1700-4300-22 can be seen below.