Most of would use cathode ray tubes off junk electronics to make something cool. Well, not this guy, YouTube user Xkcdification has made a DIY cathode ray tube completely from scratch, using wine bottle as vacuum source.
You can catch his full howto guide over at Instructables.com.
Other interesting stuff at Zedomax.com: diy cathode ray tube
Check out more interesting categories: Circuits, DIY, Featured, Featured DIYs, Featured Gadgets, Featured Hacks, Gadgets, Hack, HOWTO, Projects.
