Tell us about yourself!
Intermediate 3D Printing Class
3D Scanning Class
Table Saw Class
Nice instructable. I especially appreciate the use of limited tools. So many guides expect you to have a full workshop to do anything.
Pasta Making Class
3D Printing Class
Fireproof Carbon Foam from Pyrolysed Bread
Ultrasonic has been shown to have no effect on mosquitos as a repellant:http://www.mosquito.org/faq#ultrasonichttp://www.bbc.com/news/magazine-20669080
I agree that the project is cool. Could be fun for messing with dogs (dog whistle) or making an annoy-a-tron for kids (kid whistle).
Pandora's Box - An Internet Radio player made with a Raspberry Pi!
How To Build A Solar Panel