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Index last updated: 2026-04-28 22:38 UTC

Message

Re: 261e controls

2006-01-14 by Rick

for those of you who are members of the Buchla Modular group, I
uploaded samples of the classic 259 Osc. tot he Files section...

  the 259e uses a different waveshaping technique (non-linear
waveshaping), but the new 261e has similar controls/waveshaping
circuitry and sounds alot like the original 259 so those samples can
give you an idea of what to expect.  the samples are just a 259 OSC
with no other modules, I made these several years ago.

  I like FM'd chaotic sounds so thats what i recorded but Buchla
Oscillators are capable of a wide range of sounds which would be next
to impossible to fully demonstrate.. please keep in mind this is just
one example of what they are capable of.









--- In 200e@yahoogroups.com, Stewart Moroney <sm52uk@y...> wrote:
>
> Thanks Mark
> 
> It sort of gives me an idea but i still don't really have my head 
> around it.  Anybody know if there is any more detailed info on the old 
> 259 I can look at, preferably something with some oscilloscope diagrams 
> or something?
> 
> 
> On 13 Jan 2006, at 17:58, Mark Verbos wrote:
> 
> >  I can only use the old 259 as reference, but based on that....
> >
> >  With the Symetry control on one side, the wave is the same on the top
> >  and bottom of the zero volts line. At the other end, the 2 halves are
> >  different. The bottom is more rounded. Guitar payers like the
> >  harmonics they get from asymetrical distortion.
> >
> >  High Order is one side and Low order is the other side of the Order
> >  Control. That has to do with the harmonic content. Low order is a saw
> >  wave and high order is the output of the wave multiplier section,
> >  which is as much as 6 times the root frequency. he Higher order
should
> >  sound more dense.
> >
> >
> >  I hope that helps somehow.
> >
> >  Mark
> 
> 
> [Non-text portions of this message have been removed]
>

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