The CHA4861-QGG from United Monolithic Semiconductors is a RF Amplifier with Frequency 6 to 11 GHz, Gain 23 dB, Noise Figure 9 dB, Output Power 24 dBm, Output Power 0.25 W. Tags: Surface Mount, Variable Gain Amplifier. More details for CHA4861-QGG can be seen below.