The AG503-86G from Qorvo is a RF Amplifier with Frequency DC to 6 GHz, Gain 21 dB, Noise Figure 2.9 dB, Output Power 16 dBm, Output Power 0.04 W. Tags: Surface Mount, Gain Block, Power Amplifier, Buffer Amplifier, CATV Amplifier. More details for AG503-86G can be seen below.