Build Your Own Giant 555. This is definitely not practical, but it is fun. It’s educational, too!
BeagleBone: 9 Add-Ons That Power It Past Raspberry Pi. I have a BeagleBone, and while I haven’t played around with it a lot yet, I am liking it. I think it’s a better choice for amateur radio apps than the Raspberry Pi.
How to Use a Digital Oscilloscope. Now that scopes are so cheap, more and more hams have them. They do work differently than analog scopes, and this course will help you use yours better, if you have one.
It definitly is a beter choice. In th elast months I have been installing a lot of ham software on the Beaglebone and the Cubieboard. They can in fact be used as dedicated ham computers. Give it a try.
http://hajos-kontrapunkte.blogspot.de/2014/04/roundup-installing-ham-radio-software.html
Nice articles. Thank you.