#207 SMPS Output Fluctuating / Low or No regulated output in SMPS
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{466} SMPS Output voltage Fluctuation How To Repair SMPS Switch Mode Power Supply Output fluctuating
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{1071} SMPS low output, fluctuating, Tik tik sound
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#275 How to Test Feedback circuit in SMPS and how feedback circuit works
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Switching power supply repair. Testing transistors & diodes.
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{522} How to Test SMPS IC Switching/ SMPS Switch Mode Power Supply IC Switching Test with Multimeter
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12V 50A 600W power supply - schematic & how does it work
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How To MOD / HACK Change ANY Switch Mode Power Supply Output Voltage. An SMPS Tutorial Guide.
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