The LLA03043018A from LTC Microwave is a RF Amplifier with Frequency 3.9 to 4.1 GHz, Gain 30 dB, Noise Figure 1.8 dB, Output Power 12 dBm, Output Power 0.02 W. Tags: Low Noise Amplifier, Gain Block, Driver Amplifier. More details for LLA03043018A can be seen below.