Hello Everyone.
This powerful amplified subwoofer doesn't make any sound after lightning striked near the house were it was plugged in.
It consists in :[LIST][*]a power board were the full H bridge class D amplifier and main power rails are located[*]a preamp board (ref. F.01U.299.771) receiving 2 symetrical inputs(IN1, IN2), a digital chain (A-D converter -> Digital Signal Processor -> D-A converter) and a micro controler in charge (at least) of the human interface (lcd display and 1 rotating button)[/LIST]Power rails are ok.
human interface is working fine
Input...

Re: New Members - please post your introductions here

Hello Everyone (bonjour from France)
I'm 50 years old man living in France / bourgogne (some tasty and famous wines growing there) fixing every kind of devices since my childhood (successfully or not ...)
Especially interested in electronics i've subscrided to this amazing usefull forum to share tips and documents.

un grand merci (a big thanks) to Chris P