Author Archives: M. Eric Carr

“Wye Knot”

Posted on 2013-05-12 by M. Eric Carr

What is the resistance between two corners of a cube made from one-ohm resistors? Continue reading →

Posted in Analog, EET201, Electronics, Fundamentals, HOW-TO, Math | Leave a comment

Arduino on Steroids

Posted on 2013-04-18 by M. Eric Carr

The Teensy 3.0 is a cool little dev board. It’s Arduino-compatible (from a software perspective, anyway), breadboardable, and only about $20US. It also runs a 48MHz, 32-bit Arm processor, making it not only easy to use, but a speed demon. … Continue reading →

Posted in Arduino, C, Coding, Digital, Electronics, Toys | Leave a comment

‘Git’ along, coder dogies!

Posted on 2013-04-05 by M. Eric Carr

When working on nontrivial coding projects, it’s often helpful to be able to keep track of changes made, version by version. When more than one developer is involved, it’s also helpful to be able to coordinate updates among them. Several … Continue reading →

Posted in C, Coding, Digital Citizenship, Internet, Linux, System Administration | Tagged , , , , , , , , , | Leave a comment

I Have Seen Nirvana, And It Is In Shenzhen…

Posted on 2013-03-19 by M. Eric Carr

The world’s largest electronics component market is in Shenzhen, PRC — and it is awesome! Continue reading →

Posted in Analog, Components, Digital, Electronics, Resources, Tools, Toys | Leave a comment