[sdiy-interim] MIDI guitar, the hard way

[DAF]

You could do it like they did it in the old days - split the frets into six 
segments each.  The Guitorgan comes to mind, and I think VOX made one as 
well like this.

Dave

----- Original Message ----- 
From: "Gorka Garcia" <torpedo at demadrid.com>
To: <synth-diy at vermine.org>
Sent: Monday, March 26, 2007 11:10 AM
Subject: [sdiy-interim] MIDI guitar, the hard way


> So... Now for a crazy idea that hopefully I will be able to work on 
> whenever I finish the other 20 projects in the list:
>
> I have this korean made Les Paul style guitar which I want to become 
> something useful. I thought about different artistic ways of using it and 
> finally I realized it was born to be a MIDI guitar controler, but not the 
> usual MIDI guitar with expensive Roland pitch to midi hardware. My thought 
> was to connect every fret and every string to an AVR/PIC microprocessor, 
> creating a matrix of switches between strings and frets. That by it self 
> will make of my guitar a pretty cool synth controler (I know, no string 
> bending... oh well) however, I will also like to be able to sense 
> individual string strumming. I though about it and the only solution I 
> found is using an Hex pickup (magnetic or piezo). Can you guys think of 
> another solution for detecting individual string strumming? hopefully 
> something DIY and cheap? Once the guitar/controler is finished, it does 
> not necesary have to sound right when the strings are strummed.
>
> Would something like this work (from Dave_B in the diystompboxes forum):
> http://davebales.com/me/stompboxStuff/hex_pickup.jpg
>
> Notes from Dave_B:
> "Could it look something like this?  I left out the wires and guitar 
> strings for clarity.  The white and gold part is the cut piezo, the black 
> part underneath is foam rubber or something similar.  I've seen articles 
> about glueing whole peizos to guitars for pickups (and tried with some 
> success a long time ago).  If you put these close to the strings would it 
> be enough to keep them from triggering notes from adjacent strings?"
>
>
> Have in mind that I am not expecting to capture sound out of the piezos, 
> only the amplitude of the strumming.
>
> Thanks,
>
> Gorka
>
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