The LA090-0S from R & K Company Limited is a RF Amplifier with Frequency 1.9 to 2 GHz, Small Signal Gain 43 to 44 dB, Gain Flatness ±0.5 dB, Noise Figure 0.85 to 1.2 dB, Output Power 22 dBm. Tags: Low Noise Amplifier. More details for LA090-0S can be seen below.