I build 2.1 channel amplifier with TDA7377 + LM4558D, it is not working.

Vaibhav Shinde said:

Thanks to every body. My circuit is running fantastic,. Now oly problem I am facing is, whenever I connect subwoofer in circuit, my all three speakers volume goes down & it produces distortion . Any help regarding this last problem???

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hello, sorry for the late reply, but i did the same PCB, and it is not working also, they improved it on the website, so i did the improved one, but no sound is going through the output.
what did you do to make your circuit functioning?


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DIY 2.1 channel amplifier not worked.
https://forum.allaboutcircuits.com/...ith-tda7377-lm4558d-it-is-not-working.132465/