The SLNA-040-38-20-SMA from Fairview Microwave is a RF Amplifier with Frequency 2 to 4 GHz, Small Signal Gain 38 dB pk-pk, Gain Flatness 1 dB, Noise Figure 2 dB, Saturated Power 13 dBm. Tags: Low Noise Amplifier. More details for SLNA-040-38-20-SMA can be seen below.