12V 2A power supply fix and analysis
24:19
DIY 1 - 15V bench power supply
16:27
5V 10A Power Supply Repair
15:34
Exploring a faulty LED driver (with schematic)
38:59
5V 2A SMPS - test, teardown, schematic, explanation, improvements
31:19
No.111 - Tektronix 2215 Oscilloscope Repair
1:28:06
Switch Mode Power Supply Troubleshooting And Repair - Yaesu FT-1000MP
31:07
Amiga 500 Power Supply Repair Attempt
18:45