The BVA303C from BeRex, Inc. is a RF Amplifier with Frequency 30 MHz to 5 GHz, Gain 21.2 dB, Noise Figure 2.7 dB, Output Power 16.6 dBm, Output Power 0.05 W. Tags: Surface Mount, Digital Variable Gain Amplifier, Gain Block. More details for BVA303C can be seen below.