How to make A light-up distance sensor

In this instructable, I will show you how to make a sensor that will light up more lights the closer you are to it. Step 1: Placing The Electronics This step will show you where and how to place the electronics on the breadboard Materials: 6-220 ohm resistors 3 green LED's 2 yellow LED's 1 red LED Ultrasonic ping distance sensor Breadboard First, place the distance sensor on one end of the breadboard so tha ...

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