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.
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Jeri Ellsworth and Bil Herd discuss the basics of Phase Lock Loops (PLLs). PLL are a essential components in modern micro controllers. 
Inventor Jeri Ellsworth puts together a simple circuit for a Light Emitting Dress. Activated by a PIR a simple delay circuit activates a set of LED’s embedded in the dress. The Electronics are housed and hidden in an old Instamatic camera. 
Chip designer, inventor Jeri Ellsworth bring us a great video: A to Z of Electronics the basics of how batteries work. |
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