Led tester!!Diy led tester!!! 3.7v tester

KR Rakibul.
homemade LED light tester DIY. LED tester.
this inductors are available in SMPS power supply board and TV boards
(led /lcd)
this is a very good simple circuit and you can apply and LED tester circuit.
can 3.7v to5v supply. this is a boost circuit. the maximum output voltage is 33V###!!!!
thanks for watching!!!!#####@@

[@bijanma8460]

عالی

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[@user-dani54]

Schematic

[@FurtherIndicator128-ev4hw]

LED tester❌
Booster✅

[@mohasinreja9522]

that's

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😂

[@user-dani54]

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