Fixing the switching power supply of a power tool charger
16:27
5V 10A Power Supply Repair
38:16
Questionable 2-in-1 USB charger - test, schematic & modifications
13:24
Explore Scientific Truss Tube Dobsonian Telescope Assembly
25:17
Diagnosi e riparazione di un alimentatore caricabatterie switching AL3640 36v4A-Trapano Bosch GBH36
13:54
Inside an eBay cordless tool charger - with schematic
23:33
Fixing a big Li-ion charger power supply
16:20
Dangerous cube-shaped USB charger with 2 ports
18:01