DIY 5.1 Home Theater with Gainclone Power Amplifier

Hello, after a few busy days with making a 5.1-channel home theater project using a Ggainclone power amplifier, this finally comes with very satisfying results. It is undoubtedly the performance of the Gainclone amplifier, in this project I use LM1875 IC and also LM3886. The number of IC that I use 5 pieces LM1875 and also 2 pieces LM3886. 



Where is the LM1875 IC for controlling Front