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LDR

A 2-post collection

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Measuring Speed of Rotation with an Arduino, a LED, and an LDR (Light Dependent Resistor)

A couple of days ago I watched a YouTube video where a guy pointed a device at a spinning disk. The disk's rotation speed was displayed »

Mike Diamond on Arduino - LED - LDR - raspberry pi - DC motors - oscilloscope - dso150 - dso150 oscilloscope - measure rotation speed 11 September 2018
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I'm Talking on Sunshine - Part 2

This is a following post to I'm Talking on Sunshine - Part 1, where the goal was to build a solar-powered station for charging many cell »

Amir Avni Amir Avni on bottles - DIY - Solar - Solar Panels - Sun - Energy - LED - Battery - Hot Glue - wood - charge controller - phone - smartphone - USB - Lead-Acid - step-down - LDR - photoresistor - festival - green 27 December 2014
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