The AA020-RS from R & K Company Limited is a RF Amplifier with Frequency 0.01 MHz to 3 GHz, Small Signal Gain 20 to 22 dB, Gain Flatness ±1.5 dB, Noise Figure 6 dB, Output Power 14 dBm. Tags: Benchtop / Rackmount. More details for AA020-RS can be seen below.