The AC538 from Teledyne Microwave Solutions is a RF Amplifier with Frequency 5 to 500 MHz, Small Signal Gain 26.5 to 27.5 dB pk-pk, Gain Flatness ±0.5 to ±0.8 dB, Noise Figure 2.8 to 3.5 dB, Output Power 11 to 12.5 dBm. Tags: Drop-In, Power Amplifier. More details for AC538 can be seen below.