The AT-LNA-4577-1825T from AT Microwave is a RF Amplifier with Frequency 45 to 77 GHz, Small Signal Gain 18 dB, Noise Figure 2.5 dB, Output Power 0 dBm, Output Power 0.001 W. Tags: Low Noise Amplifier. More details for AT-LNA-4577-1825T can be seen below.