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TUTORIAL
22

SparkFun Arduino ProtoShield Hookup Guide

By SparkFun Electronics

The SparkFun Arduino ProtoShield PCB and ProtoShield kit lets you customize your own Arduino shield using whatever custom circuit you can come up with! This tutorial will go over its features, hardware assembly, and how to use shield.

PROJECT
646

Measuring Distance with a Laser

By John LeDuc

The idea of measuring distance is done via using a laser, by pulsing the laser and timing the return of the light back to a light detector.