Category Archives: Electronics

Third Edition

Posted on 2015-04-25 by M. Eric Carr

The Book Is Retired. Long Live The Book! Earlier this month, Electronics geeks around the world felt a disturbance in the Force. A presence they had not felt since 1989. This disturbance, however, was most welcome. The long-rumored Third Edition … Continue reading →

Posted in Analog, Current Events, Design, Digital, Electronics, Fundamentals, HOW-TO, Nostalgia, Resources, Reviews, Troubleshooting | Leave a comment

The EBCs of BJTs

Posted on 2014-11-30 by M. Eric Carr

Bipolar Junction transistors (BJTs — NPN and PNP types) are inexpensive, reliable, relatively easy to use, and very useful. Here’s how they are used. Continue reading →

Posted in Analog, Building blocks, Components, Electronics, HOW-TO | Tagged , , , , , , , | Leave a comment

Components: Servos

Posted on 2014-10-31 by M. Eric Carr

Servo motors are useful devices. Here’s how to drive them using a microcontroller or similar device. Continue reading →

Posted in Components, Digital, Electronics, HOW-TO, Robotics | Leave a comment

FreePCB Arduino Shield Template

Posted on 2014-09-16 by M. Eric Carr

Having been too busy / lazy to sit down and learn Eagle CAD or another “real” PCB program, I’ve been using FreePCB to make all kinds of PC boards on the LPKF board plotter at work. With our increasing use of … Continue reading →

Posted in Arduino, Design, Digital, Electronics, Resources | Tagged , , , , , , , | Leave a comment