The AT-LNA-1840-4035L from AT Microwave is a RF Amplifier with Frequency 18 to 40 GHz, Small Signal Gain 40 dB, Noise Figure 3.5 dB, Output Power 10 to 13 dBm, Output Power 0.01 to 0.02 W. Tags: Low Noise Amplifier. More details for AT-LNA-1840-4035L can be seen below.