Monthly Archives: September 2013

Why GPS needs at least four satellites

I found that whenever Global Positioning System (GPS) is explained, is is mentioned that a GPS receiver needs to be able to “see” at least four GPS satellites. And that is that. The explanations continue on to other GPS related … Continue reading

Posted in Science | Comments Off on Why GPS needs at least four satellites

Patch panel electronics

I have just had a great idea for an educational toy. I call my idea “patch panel electronics” and the name will become apparent after I explain my idea. (This blog post assumes that you know what a patch panel … Continue reading

Posted in Education | Comments Off on Patch panel electronics