The ERZ-HPA-2600-4000-33-A from ERZIA is a RF Amplifier with Frequency 26 to 40 GHz, Small Signal Gain 29 to 41 dB, Gain Flatness ±5 dB, Noise Figure 6 to 8.5 dB, Output Power 27 to 36 dBm. Tags: Power Amplifier. More details for ERZ-HPA-2600-4000-33-A can be seen below.