2.1 Power Amplifier using TDA7377

This Power Amplifier using or based on IC TDA7377 . that the TDA7377 IC has 4 channel input and 4 channel output. For using 2.1 Power Amplifier on two channel is bridge to one output so the output is 3 channel , one channel using for bass or subwoofer speaker. And the other 2 channel is using for mid and treble speaker. see circuit diagram below





2.1 Power Amplifier using Part Value :