The AC457 from Teledyne Microwave Solutions is a RF Amplifier with Frequency 10 to 400 MHz, Small Signal Gain 14 to 15.3 dB pk-pk, Gain Flatness ±0.7 to ±0.9 dB, Noise Figure 3 to 3.5 dB, Output Power 8.5 to 10.5 dBm. Tags: Drop-In, Power Amplifier. More details for AC457 can be seen below.