I’ve had two boards from subwoofers go bad. I’m wondering if the culprit is the metallized polypropylene film capacitors which are closest to the power source. Looking at them, you can’t tell that those capacitors are bad, from what I’ve seen. Any ideas?
If you think about capacitors, check out this video
One of my favorite nerd-channels posted this today. It’s about millions of faulty and/or counterfeit capacitors flooding the market in 2002 and after. If you have gear from that era, you might want to check it out.