Introduction: Darkness Sensor With LDR

Here you can learn how to make a Darkness Sensor with just few cheap parts.

It´s really simple and easily made by yourself.

Step 1: List of Materials and Schematics

Picture of List of Materials and Schematics

What you´ll need:

Powersource

Jumperwire

1 or more LDR

LED

Potentiometer

Plug everything together like shown on schematics and test it.

Step 2: ... Make It More Accurate

Picture of ... Make It More Accurate

You can make the Sensor more accurate by adding LDR.

By adding the LDRs you make the potential resist bigger so the LED dimms

over a more wide range.

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Bio: I like to get back to the technical roots and try to make things without getting too complicated. Thanks for feedback https://www.youtube.com ...
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