Charles Platt

Electronics Fun & Fundamentals: Analog Reborn

12/09/2022

In the early 1950s, aircraft development created an urgent need for simulations, and analog computers were ideally suited to run flight...

Get a Grip! Overcome Those Shaky Hands With These Useful Adaptive Devices

11/23/2022

Get a better grip on your tools with these easy assistive solutions.

Homage to a Handmade Chip: The World’s Most Popular Integrated Circuit Turns 50

11/09/2022

The most enduringly successful chip in electronics history was created by one man working in a back-alley storefront. His name...

Build This Intruder Alarm Two Ways: Using 555 Timers or a Raspberry Pi

02/25/2022

Build this alarming project two ways — from bare components and from a Pico microcontroller.

Skill Builder: Comprehending Capacitors

03/11/2021

Learn the basics of Capacitors with this book excerpt

Jumping Mystery Box: Learn Simple Circuits To Detect Motion And Sound

11/12/2019

Use simple sensors to detect 3D motion and trigger movements and sounds, no processor necessary

Build A Water Quality Tester You Can Hear

02/07/2019

Can you be electrocuted in the bathtub? Sure — but only because the water’s not pure. Many people don’t realize...

Reimagine The Hourglass — With Falling Magnets Slowed By Eddy Currents

01/24/2019

An hourglass is a beautiful object, but it has problems. If it runs a little too fast or slow, there’s...

Space Invaders Synthesizer

01/07/2019

Hack the original 1978 arcade audio chip for classic and novel sound FX

The Biggest Little Chip: An Intro to the Versatile 555 Timer

12/08/2017

Chain three 555s together to create a gadget that will allow you to impose a time limit in games like...

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