The AA310-RS from R & K Company Limited is a RF Amplifier with Frequency 30 MHz to 3.8 GHz, Small Signal Gain 10 to 11 dB, Gain Flatness ±1.0 dB, Noise Figure 8 dB, Output Power 13 dBm. Tags: Benchtop / Rackmount. More details for AA310-RS can be seen below.