Category Archives: Resources

CircuitJS

Posted on 2026-09-30 by M. Eric Carr

CircuitJS is a useful, free, education-friendly circuit simulator with nice intuitive voltage/current visualization.
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Posted in Analog, Digital, Electronics, Internet, Resources, Tools | Leave a comment

JLCPCB

Posted on 2018-09-29 by M. Eric Carr

Inexpensive-but-solid custom circuit boards from Shenzhen in a week or two, for $2.00 apiece. Yes, really. Continue reading →

Posted in Electronics, Resources | Tagged , , , , , | Leave a comment

Way Back

Posted on 2016-05-17 by M. Eric Carr

The Wayback Machine is like a time machine for the Internet… Continue reading →

Posted in Internet, Nostalgia, Resources, Tools | Leave a comment

Dirt Cheap Arduino Clones

Posted on 2016-03-28 by M. Eric Carr

Working Arduino Uno clones for $2.65 shipped. That is all. Continue reading →

Posted in Arduino, Current Events, Digital, Resources, Toys | Leave a comment