The AT-LNA-0243-4204P22 from AT Microwave is a RF Amplifier with Frequency 2 to 43.5 GHz, Small Signal Gain 42 dB, Noise Figure 4 dB, Output Power 22 dBm, Output Power 0.16 W. Tags: Low Noise Amplifier. More details for AT-LNA-0243-4204P22 can be seen below.