Category Archives: Digital Citizenship

What’s the frequency, PECO?

Posted on 2011-05-15 by M. Eric Carr

An investigation into how accurate the “60Hz” power line frequency is… Continue reading →

Posted in Analog, Digital Citizenship, Electronics, Power, Science | 2 Comments

Magic Carpet Ride (Segway review)

Posted on 2011-04-16 by M. Eric Carr

A quick review of what it’s like to ride a Segway. Continue reading →

Posted in Analog, Digital, Digital Citizenship, Electronics, Robotics, Toys | Leave a comment

Kung Fu Science

Posted on 2011-03-07 by M. Eric Carr

The art of back-of-an-envelope calculations is often useful in figuring whether an idea is plausible or not. Continue reading →

Posted in Digital Citizenship, HOW-TO, Math, Science | Leave a comment

All Over The Map

Posted on 2011-01-29 by M. Eric Carr

A quick overview of the free-to-use Google Maps static API Continue reading →

Posted in Coding, Digital, Digital Citizenship, GPS, Internet, Science | Leave a comment