The printed circuit board is verified. I did not manage to achieve more than 5-7 cm per coin, but it was a problem in a thick wire(twice as thick). Discrimination works. The board is fully tested and working. It was drawn for commerce, but I decided to draw the campadre for commerce. Added a volume knob. All regulators are displayed only on the board on the reverse side. Feel free to repeat it. Thanks for attention. I am from Russia(Crimea)

https://dropmefiles.com/hmoaS

https://dropmefiles.com/hmoaS
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