
I've had this keyboard done for quite a while. I decided to go a different direction by using predominately touch areas to patch the 555 oscillator IC instead of switches which I did not have lots of at the time. The unit does not really play unless the two screws on the right are shorted by skin. Photocells and a single knob controls the speed of the 555. The right switch controls 2 of the LFO speeds by substituting capacitor values. The Left switch patches ramp or square wave. The range of sounds is very extensive even from such a small and simplistic unit. Positioning of hands does play a big role in what sounds come out. Feel free to watch the
video or peek the
gallery of build shots.
4 Comments:
At 11/16/2005 11:45:49 PM, James said…
Love it! I really need to find a use for some body contacts.
Any chance you could lead me to some info on using these timing chips?
At 11/17/2005 05:55:07 AM, josh said…
whoa, gnarly.
At 11/21/2005 01:15:19 PM, Caleb Coppock said…
That's great that you posted a video. It's a bit big for me. Here's a .jpg of the settings I use to keep my videos small and looking good. You'll have to have Quicktime Pro.
http://students.mcad.edu/~ccoppock/images/movie_settings.jpg
At 11/21/2005 05:59:38 PM, Master said…
Thanks for showing me that. I got a few settings that I use, however suggestions always help. For one there is no need to use stereo sound, most of toys are mono.
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