The LA1090-0S from R & K Company Limited is a RF Amplifier with Frequency 5 to 10.5 GHz, Small Signal Gain 17 to 19 dB, Gain Flatness ±1.5 dB, Noise Figure 2 to 3 dB, Output Power 14 dBm. Tags: Low Noise Amplifier. More details for LA1090-0S can be seen below.