12V 2A power supply fix and analysis
25:28
24V 10A 240W power supply - test, failure, teardown and fix
18:45
12V 50A 600W power supply - failure analysis & transformer autopsy
30:30
3-36V 60W Adjustable Power Supply (with schematic)
18:56
What's inside a UPS
15:34
Exploring a faulty LED driver (with schematic)
10:29
How does a modern Power Supply work?! (230V AC to 5/12V DC) DIY Flyback Converter!
27:15
A safe USB phone charger? What's inside?
14:14