11:54

{1071} SMPS low output, fluctuating, Tik tik sound

20:31

{1071A} Why Zener not installed? SMPS secondary side, explained

11:46

Power Factor Correction | Active Power Factor Correction | PFC Control | Boost PFC

18:01

{770} SMPS Is Not Working || SMPS Not Turning ON

34:57

{1081} Very complicated Repair, SMPS input short circuit, no output

11:26

The Most Important Circuit for our Electrical Future?! (PFC) EB#55

11:25

{1060} only 7 Volt Output instead of 12 volt, Low Output voltage

15:23

{683} How To Power Up A Circuit For Repair || Work Bench Safeties