Korg Poly800/EX800 Users

The Alpha Juno 1 or 2 runs ~$150, and beats the Poly-800 in all
areas except the self-oscillating filter IMO.

(I got my HS-60 for $180, but that was local not ebay.)

Tim

On Fri, 16 Jun 2006, Joseph Ralston wrote:

> Shit, if you can find a JUNO 106 for less than $200
> bucks, then I'd recommend getting that instead
> anyways. The JUNO-106 far outweights the Poly800 in
> every regard. Or perhaps you meant some other JUNO?
>
>
>
>
>
> --- jure zitnik <kokoon@...> wrote:
>
> > yeah i voted 100$ too. i mean.. i bought the
> > poly-800 for like 70$... in
> > perfect condition that is. with a case.
> >
> > jure
> >
> > On 5/24/06, Tim Bieniosek <tab27@...> wrote:
> > >
> > >
> > > What if you added a DB9 or DB25 port on the back
> > for an external knob box?
> > >
> > > The most I'd pay for a kit is $100.  After that
> > you can just buy a Juno.
> > > (sacrilege!)
> > >
> > >
> > >
> > > On Wed, 24 May 2006, patrioticduo wrote:
> > >
> > > > I did entertain the idea of replacing the seven
> > segment displays with
> > > > a 2x24 backlit LCD. But even that is too much to
> > spend.
> > > >
> > > > However, I am planning on putting an LCD
> > interface onto the retrofit
> > > > kit so that I can plug a display in and do
> > diagnostics with it. Also,
> > > > I have a funny feeling that I may have to use
> > the LCD to determine the
> > > > exact memory map used for all the parameters and
> > patch space use.
> > > >
> > > > But the cost of the LCD would be too high for
> > any retrofit kit. I
> > > > mean, when you can pick up all sorts of much
> > higher powered
> > > > synthesizers for a few hundred bucks what would
> > the point of it all be?
> > > >
> > > > This upgrade is 90% ROM and RAM. A few digital
> > pots will allow
> > > > controlling some mod's but I simply refuse to
> > entertain carving up the
> > > > keyboard, drilling holes and messing with the
> > external appearance.
> > > > This mod is going to be an internal upgrade. No
> > messing up a great
> > > > looking vintage keyboard.
> > > >
> > > > I want mine to look like a Poly 800 for my
> > grandchildren.
> > > >
> > > > --- In korgpolyex@yahoogroups.com, Marcus Wilson
> > <JB@...> wrote:
> > > > >
> > > > > Speaking of new features, one thing i was
> > thinking would be uber cool
> > > > > would be to actually display the parameter
> > info in the decal showing
> > > > > the parameters and ranges, and having up/down
> > switches under the up/
> > > > > down parameter switch area. As my own
> > experience is in membrane
> > > > > switches, getting the switch side of things is
> > pretty simple, its the
> > > > > control and the multiplex/demultiplex of the
> > parameter info display
> > > > > that got too hard.
> > > > >
> > > > > Imagine seeing all of the parameters on the
> > poly displayed, and being
> > > > > able to tweak each one at will, instead of
> > needing to fumble thru the
> > > > > parameters one at a time
> > > > >
> > > > > JB over
> > > > >
> > > > > On 24/05/2006, at 3:19 PM, jure zitnik wrote:
> > > > >
> > > > > > if you're planning the digital pot - why not
> > replace the awkward up/
> > > > > > down buttons with a rotary encoder? i guess
> > it's an easy job!
> > > > > >
> > > > > > jure
> > > > > >
> > > > > > On 5/23/06, patrioticduo <patrioticduo@...>
> > wrote:
> > > > > > I'm trying to keep the scope within the
> > realms of sanity.
> > > > > >
> > > > > > So I'm placing initial limits on the
> > hardware upgrade.
> > > > > >
> > > > > > Required outcome: Upgrade the Poly 800 RAM
> > and ROM to support
> > > > > > additional CPU programming related
> > functions. A board will be
> > > > > > developed as part of a retrofit kit that
> > will plug into the existing
> > > > > > ROM socket. The card will have a 2764 EPROM,
> > a 6264 RAM, a 74LS138
> > > > > > decoder.
> > > > > >
> > > > > > Optional outcome: Provide the needed
> > hardware to integrate several
> > > > > > well established mod's (moog slayer, 12/24db
> > filter switch, etc)
> > > into
> > > > > > the CPU control and user programming system.
> > Thus, add a 74H174 (6
> > > bit
> > > > > > latch) and a digital potentiometer and other
> > chips as needed to
> > > allow
> > > > > > existing and future mod's to be controlled
> > by the CPU.
> > > > > >
> > > > > > I think it very unlikely that we'll run out
> > of CPU cycles handling
> > > the
> > > > > > required outcomes. I think it possible that
> > we may run into CPU
> > > cycle
> > > > > > restrictions trying to satisfy the optional
> > outcomes.
> > > > > >
> > > > > > If we do find that we run out of CPU cycles
> > then I'm hoping that
> > > I'll
> > > > > > know so much about the code that I can port
> > the whole thing to a PC
> > > > > > and release a virtual Poly 800 that will run
> > on your Linux box.
> > > > > >
> > > > > > Mike H.
> > > > > >
> > > > > > --- In korgpolyex@yahoogroups.com,
> > "austeritygirlone" <ziggystar@>
> > > > > >
> > > > > > wrote:
> > > > > > >
> > > > > > > --- In korgpolyex@yahoogroups.com,
> > "patrioticduo" <patrioticduo@>
> > > > > > >
> > > > > > > Keep up the good work! After you've
> > figured out how to controll
> > > the
> > > > > > > peripheral synthstuff from the cpu and
> > written a basic OS, that
> > > gets
> > > > > > > somethingn done I'm sure that other people
> > will join your efforts
> > > > > > > (like me). But of course doing this is a
> > major obstacle.
> > > > > > >
> > > > > > > And have you thought about replacing the
> > CPU by a more modern
> > > > > > > pincompatible version with more RAM, ROM
> > and more MHz? I know that
> > > > > > > this is possible with the Roland JX-3P CPU
> > (some Intel thing).
> > > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > SPONSORED LINKS
> > > > > > Music sampler      Music synthesizers
> > Synthesizer music
> > > > > > Sampler
> > > > > >
> > > > > > YAHOO! GROUPS LINKS
> > > > > >
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> > > > > >
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> === message truncated ===
>
>
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