[sdiy] DIY organ

adam at hoodmusic.net adam at hoodmusic.net
Tue Feb 12 12:27:32 CET 2002


Hi
    It may be viable but as Tony Allgood  pointed out it would be just a touch on
the bassy end. But this idea of converting an old organ to draw bars sounds very
promising! It never even crossed my mind to do this.

adam

Ken Stone wrote:

> What you say would seem to be viable.
>
> As for the trashed organ route, I converted the upper manual of a Welson to
> drawbar. It was pretty easy actually, because it brought out all the busses
> (16',8',4',2' square and 16' and 8' sawtooth) to easily accessed points. The
> organ was modern enough that it could easilly be made portable as 90% of its
> bulk was empty. The speaker box knocked down to almost nothing for shipping.
>
> Ken
>
> At 03:36 AM 2/12/02 -0600, adam at hoodmusic.net wrote:
> >hi
> >    I think you may have miss understood me, or maybe my thought process is
> >just really flawed. What my plan is, is to make a cheap and portable drawbar
> >organ. So why not just take the DCOs from the juno, run them through the
> >appropriate divisions for the drawbars, VCA for each division, mix all six
> >voices back together seperately and send them to the appropriate VCF back in
> >the juno, simple 6 note polyphonic drawbar organ no? I thought about going the
> >cheap organ in the trash route, but the chances of it being drawbar is pretty
> >slim, and the chances of it being portable is even slimmer unless who ever
> >through out the organ also happened to throw out a van. and I just can not
> >afford the full DIY organ at the time, this is just something to use untill i
> >have a job and a bank account again. It would not be a full organ or anything,
> >but its better then nothing. hope that is clearer now.
> >
> >adam
> >
> >harry wrote:
> >
> >> Uhhh... no ?
> >>
> >> It sounds like you would be making a six voice poly-synth with suboctaves...
> >>
> >> cool, but not like an organ. (or I'm not understanding your plan).
> >>
> >> You would want 12 oscillators. C, C#, D..... B...  with dividers on each...
> >> then
> >> run them to a VCA for each key on the keyboard. (these can be cheap tranny
> >> or
> >> diode VCAs)...
> >>
> >> I'd consider looking in the garbage for a real organ. MANY people will give
> >> you
> >> one from their living room for free is you will just take the SOB. A good
> >> friend of mine got a Wurlitzer with the "Orbit III Synthesizer" built in...
> >> at the curb.
> >>
> >> H^) harry
> >>
> >> adam at hoodmusic.net wrote:
> >>
> >> > Hi
> >> >     First of all thanks to all those who helped with the Serge VCF.
> >> > Second of all I had an idea for making an organ quick and simple last
> >> > night, I am just not sure if it will work. I was thinking of tapping the
> >> > Square wave outputs of my Juno 60s six DCOs, and making a small expander
> >> > for it, run the square waves through dividers, wave shapers and then
> >> > into the VCAs. Mix each of the six voices separately and run the output
> >> > of this module back into the Juno through the VCFs and the VCAs to
> >> > finish it all off. It seems to me I could have a 6 note polyphonic organ
> >> > to tie me over until I can afford to build the real thing.  Does this
> >> > right to anyone else other then me?
> >> >
> >> > thanks,
> >> > adam
> >>
> >> --
> >> Jihad Terrorism Conspiracy New World Order
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> >> go ahead and READ my e-mail I have nothing to
> >> hide... how about YOU ???
> >
> >
> _______________________________________________________________________
> Ken Stone   sasami at hotkey.net.au
> Modular Synth PCBs for sale <http://www.blaze.net.au/~sasami/synth/>
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