Category Archives: HOW-TO

Components: LEDs

Posted on 2014-05-30 by M. Eric Carr

LEDs are useful devices. They require a bit more thought to use than indicator lamps, but are very versatile and efficient. Continue reading →

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

Using a 16×2 LCD display

Posted on 2014-04-30 by M. Eric Carr

16×2 text LCDs are useful microcontroller peripherals. Here is how to connect and use them. Continue reading →

Posted in Arduino, Building blocks, Digital, Electronics, HOW-TO, PIC Microcontrollers | Tagged , , , , , , , , , | Leave a comment

“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

How To Use A Digital Multimeter (DMM)

Posted on 2013-02-01 by M. Eric Carr

Digital Multimeters (DMMs) are one of the basic tools for working with electronic circuits. Here’s how to use one for basic measurements. Continue reading →

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