Category Archives: Components

LEDs as input devices

Posted on 2012-08-21 by M. Eric Carr

LEDs can be used as input devices, providing a digital output in response to light… Continue reading →

Posted in Components, Digital, Electronics, Hacks, HOW-TO, PIC Microcontrollers | Leave a comment

Cracking the Capacitor Code

Posted on 2012-03-14 by M. Eric Carr

What is that “105” capacitor’s value, anyway? Here is a quick guide to determining capacitor values. Continue reading →

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

Cool (literally)

Posted on 2012-03-03 by M. Eric Carr

Peltier devices are literally cool. Here’s a quick introduction. Continue reading →

Posted in Components, Electronics, Science | Leave a comment

TIL311 replacement

Posted on 2011-09-26 by M. Eric Carr

A modern replacement of the venerable-but-expensive TIL311 hex display. Continue reading →

Posted in Assembly, Coding, Components, Digital, DrACo/Z80, Drexel, EET325, Electronics, Level 3, Nostalgia, PIC Microcontrollers, Projects | Tagged , , , , , | 5 Comments