[sdiy] Moog guitar guts

Oakley Sound tonyallgood at btinternet.com
Tue Jun 24 09:36:30 CEST 2008


My first thoughts were a hex pick up, each transducer driving a pre-amp 
and amplifier arrangement. The output of each amp would be driving 
another set of hex transducers under the strings. If the output of the 
amp is in phase, the string will be part of a positive feedback loop and 
sustain. If inverse phase is selected the string will damp.

There must be some of sort of electromechanical threshold over which 
feedback will occur. It may not have to an electronic process - but work 
'simply' by the lossy nature of the electro-magnetic coupling used. I 
would think that some form of electronic limiting is required for it 
running away though - but again the coils will have a saturation value 
of some sort.

The devil will be in the detail though. Those pick ups will have to be 
correctly placed otherwise it won't work.

Tony

www.oakleysound.com



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