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LED Flasher Like FBI Police Light Using Two NE555 Timer IC
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LED Flip Flop With Speed Controller Using one transistor
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auto sleep light 220 volt AC without Battery
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How To Make FLIP FLOP LED ( Signally Police Flasher ) On a Board With BC547 NPN Transistor
498 views • 1 year ago
9:33
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Turn ON a LED With AC 220 Volt [ without transformer and diode bridge ]
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