The ERZ-LNA-1770-2200-70-2-W from ERZIA is a RF Amplifier with Frequency 17.7 to 22 GHz, Small Signal Gain 70 to 76 dB, Gain Flatness ±2.5 dB, Noise Figure 1.5 to 2.5 dB, Output Power 10 to 14 dBm. Tags: Low Noise Amplifier. More details for ERZ-LNA-1770-2200-70-2-W can be seen below.