The A2CP4121 from Teledyne Microwave Solutions is a RF Amplifier with Frequency 300 MHz to 4 GHz, Small Signal Gain 25.5 to 29 dB pk-pk, Gain Flatness ±0.8 to ±1.2 dB, Noise Figure 2.2 to 3 dB, Output Power 19 to 21.5 dBm. Tags: Power Amplifier. More details for A2CP4121 can be seen below.