If you’ve ever worked on old gear, you probably know that electrolytic capacitors are prone to failure. [Dexter] undertook a repair of some four-decade-old capacitors in a power supply. He didn’t ...

Anyone who’s worked with older tube-based equipment will be familiar with the type of vintage electrolytic capacitor which integrated several capacitors into one can. Long obsolete, they can be bought ...

Images courtesy Mark Persons What do you do when a high-voltage blocking capacitor in an FM transmitter fails? We are talking about the large cylinder that surrounds a tube. It is actually one ...

Capacitors fail and burn, often taking some PCB laminate along for the ride. Here’s the story of replacing parts and bringing this classic multimeter back to life. It’s been 10 years since a certain ...