250 Kilovolts
By Steve Conner
250 Kilovolts
By Steve Conner
Makes a TV into an oscilloscope like thing,
By various authors
http://web.archive.org/web/20010728154945/http://users.ev1.net/~bantha/bending/wobble.html
more circuit info: http://www.electro-music.com/forum/viewtopic.php?t=7010
almost incoherent description of some kind of tv mod: http://www.fly.net/~rupertg/onomatograph.htm
This is extremely annoying but has the right idea. Why not draw a piano then play it?
more. this shows an IR baton…
building an IR pen
http://kenmooredesign.blogspot.com/2008/11/how-to-make-infrared-led-light-pen-for.html
This one is cool too but a little hacky
Willow from putney school with a homemade IR light board
another one…
By Ken Moore
Using infrared LED’s.
By BestBefore
Opto-isolator plus diode
from notesandvolts.com
http://www.notesandvolts.com/2012/01/fun-with-arduino-midi-input-basics.html
by Thomas Reichman