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Led switch transistor

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10-24-2025, 04:33 PM

timmy

VideoKarma Member

Join Date: Jan 2011

Location: Delaware ny

Posts: 3,696

Led switch transistor

I’m looking for the quickest and simplest way to operate a small red led using a to92 transistor as a switch to turn it on when power is present and off when no power using a 3.7v battery.

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