@MichaelJudge
@MichaelJudge
Michael Judge | Electronics: Laser Trip-wire Relay using LDR @MichaelJudge | Uploaded 13 years ago | Updated 7 hours ago
I built a light controller I guess using a 5mW laser from the Dollar store, and an LDR ( Light Dependent Resistor) from the source
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Electronics: Laser Trip-wire Relay using LDR @MichaelJudge

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