[sdiy] MIDI bass pedals project

[Tim Parkhurst]

Very nice job! Nice synth patch on the audio file too. Congrats!



Tim (Bass instincts) Servo

"Imagination is more important than knowledge." - Albert Einstein




> -----Original Message-----
> From: David Brown [mailto:davebr at earthlink.net]
> Sent: Monday, October 11, 2004 10:02 PM
> To: synth-diy at dropmix.xs4all.nl
> Subject: [sdiy] MIDI bass pedals project
> 
> I've been working on building a set of MIDI bass pedals.  I got the
> mechanism from a Hammond T series organ.  I rebuild the pedals which was
> mostly to deal with the rust, dirt, and missing springs.  I modified the
> switch PCBs to provide 13 switches on a common bus.
> 
> I designed a small PCB with a processor that supports MIDI in and out
along
> with a 4 line to 16 decoder for the key switches.  I've got it all running
> although I have yet to build a cabinet for it.  I'm trying to decide how
> many features to add to the code before I build the cabinet.  So far I
have
> a normal key mode, a sticky key mode where the notes hold until the next
> key, and a basic arpeggiator.  The processor has four A/D channels so I'm
> debating about adding some analog controls.  I was going to drive both
MIDI
> and CV/Gate/Trig but I think I'll just stick with MIDI.
> 
> The DB-9 connector is for programming from my PC so I can easily update
the
> code.
> 
> Photos of progress at
> http://home.earthlink.net/~dabr/davebr/MOTM/DJB%20Bass%20Pedals/
> 
> Dave
> 
> 
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