Print-bot final project
Some students at Georgia Tech built this sweet print-bot, built on a iRobot iCreate. Love the way the talc “ink” interacts with the pile of the carpet to look like stitchery. Go GT! The Print-Bot – [via] Link
Technology
Copy and paste (sort of) into the XO laptop’s Terminal activity
According to ticket #5376, you can’t copy and paste text between Terminal.activity and other applications. This became a problem for me this evening when I tried to copy a script from a web page into a file on the XO laptop. Fortunately, pygtk gives you access to the clipboard, and it’s really easy to create […]
Detern – Geschwindigkeitsmessung per WebCam (measure speed by web cam?)
Site is in German, but with the software there it appears you can measure the speed of vehicles with a web cam (We didn’t test this out, please be careful, etc..) – Link.
Theremug – tea based theremin!
Theremug, a tea based theremin! Thanks Zach! – Link.
TV-B-iGone
Bladdo writes – Mitch the creator of TV-B-Gone gave us a truly great device. A tiny little keychain that has the ability to turn off or on virtually any tv in under 70 seconds. The only problem is people catch on… people know about tv b gones now adays and look for them. You have […]
SMT Joule thief
Parany made very small Joule Thief by SMT common mode choke coil and other SMT parts – Link. Related: HOW TO – Make a Joule thief – Link. Make a Joule Thief – Weekend Projects Video Podcast – Link.
Super simple vactrol construction
(LED + LDR)Tape = Vactrol. A Vactrol is an optoisolator device used for channel switching amplifiers… Try one with a 555 blinker circuit in place of a potentiometer for instant vibrato… Link. Related: Blinking eyes circuit for halloween gadgets – Link.