The BG11C from BeRex, Inc. is a RF Amplifier with Frequency 50 MHz to 4 GHz, Gain 19.9 to 22.8 dB, Noise Figure 3.8 to 4.5 dB, Output Power 15.8 to 17.3 dBm, Output Power 0.04 to 0.05 W. Tags: Surface Mount, Gain Block, Power Amplifier. More details for BG11C can be seen below.