[sdiy] Keyboard Encoder Experiments...
patchell at cox.net
Tue Feb 12 02:43:05 CET 2008
The RFI should not be a problem because of the way I will be detecting
the signal (synchronous detectors). They are pretty good at rejecting
anything that is not coherent with the signal of interest.
Tim Parkhurst wrote:
> Hi Jim,
> I would think that with enough 'smarts' behind the processor, these
> sensors could also yield velocity and pressure info. The only thing that
> worries me a little is all those bobbins just waiting to pick up RFI, or
> just as bad, broadcast 10kHz (or whatever the driving frequency would
> be) into sensitive circuits nearby. Some shielding and a little care
> should avoid problems, but still the potential for making a 3-octave
> antenna exists.
> Tim (could see Morse Code being interpreted as MIDI messages) Servo
> "Imagination is more important than knowledge." - Albert Einstein
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