The KU LNA 200250 A SMA from Kuhne Electronic is a RF Amplifier with Gain 35 to 53 dB, Gain Flatness ±2.5 to 3 dB, Noise Figure 0.35 to 0.5 dB, Output Power 21 dBm, Output Power 0.13 W. Tags: Low Noise Amplifier, Pre-Amplifier. More details for KU LNA 200250 A SMA can be seen below.