Electronic Circuit: Dark Activated LED light with photoresistor @Educ8s

Electronic Circuit: Dark Activated LED light with photoresistor @Educ8s

Uploaded August 2015 | Updated September 2026, 3 weeks ago

In this video we learn how to build an automatic night LED light using a NPN transistor and a photoresistor. We build a simple circuit and by it learn how transistors work.

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Electronic Circuit: Dark Activated LED light with photoresistor

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Electronic Circuit: Dark Activated LED light with photoresistor