Electronics 101: Solenoid Basics

tubular-solenoid-L

Solenoids are a key component for turning electrical current into motion. Many DIY’s, makers and inventors alike often find themselves using these devices daily. Pinball fanatic and inventor Jeri Ellsworth breaks them down.

DIY Motion Activated Silly String Shooter

diy silly string shooter

This week on Systm, the guys over at Revision3 put together a motion activated silly string shooter. They used a common motion flood light to trigger the project. The project also used compressed air and a solenoid to press the silly string can. My only issue with this project, is that I …

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