Inside a cheap eBay LED power supply. (With arcing flaw.)
24:00
Test of the Yihua 502D USB bench power supply. (With fix!)
29:33
500V to 12V 3A power supply (with schematic)
9:10
Sonsuz ÜCRETSİZ Elektrik! Aydınlatma için Plastik Şişeler Kullanarak Kendi Rüzgar Enerjili Elektrik
15:44
Fake Omron relays with smoky issues.
28:32
Teardown of an IKEA Koppla USB power supply.
16:50
24v güç kaynağı onarımı, açılmıyor
29:45
Switch Mode Power Supply Repair, SMPS
20:10