The AGC-553 from Teledyne Microwave Solutions is a RF Amplifier with Frequency 10 to 500 MHz, Small Signal Gain 40 to 44 dB pk-pk, Gain Flatness ±2 to ±3 dB, Noise Figure 6 to 9 dB, Output Power -6 to -4 dBm. Tags: Drop-In, Variable Gain Amplifier. More details for AGC-553 can be seen below.