The AA140-RS from R & K Company Limited is a RF Amplifier with Frequency 40 MHz to 1 GHz, Small Signal Gain 29 to 31 dB, Gain Flatness ±1.0 dB, Noise Figure 7 dB, Output Power 30 dBm. Tags: Benchtop / Rackmount. More details for AA140-RS can be seen below.