Hi MK2 owners,
I've had a look at the schematics of the MK2 (I should have done this
a while ago) and it looks like we could fit the new mod kit into the
MK2. Can someone tell me if the ROM is in a socket?
Mike.
--- In korgpolyex@yahoogroups.com, "synthparts" <synthparts@...> wrote:
>
> Hi, I have the MkII service manual (hard copy only) as well as 2
> Poly-800 mkIIs. If you want me to check something lemme know...
>
> --- In korgpolyex@yahoogroups.com, "korgpolyex800" <korgpolyex800@>
> wrote:
> >
> > Does anyone have a copy of the MKII service manual or schematic?
> >
> > Because that would be a big help in working out if the kit could be
> > fitted into it.
> >
> > I once saw the inside of a Poly 800 MKII and it had a much larger ROM
> > installed and a totally brand new board where the ROM lived. The ROM
> > socket on main board had jumper cables running over to the new board.
> > It was quite a mess.
> >
> > The schematic diagram of the MKII would put the question to rest.
> >
> > Mike.
> >
> >
> >
> > --- In korgpolyex@yahoogroups.com, "narfman96" <narfman96@> wrote:
> > >
> > > The firmware is here in the files section.
> > >
> > > --- In korgpolyex@yahoogroups.com, "Alexander" <arf_hotdogdeity@>
> > > wrote:
> > > >
> > > > I'd definitely like to try to make it work.
> > > > Does anyone have a ROM image of the MKII? The biggest difference
> > > seems
> > > > to be the digital delay line instead of the chorus.
> > > >
> > > > --- In korgpolyex@yahoogroups.com, "korgpolyex800"
<korgpolyex800@>
> > > > wrote:
> > > > >
> > > > > Alex,
> > > > >
> > > > > I like your humour. :-)
> > > > >
> > > > > If I ever buy a MKII I will look at the design and see if it
> > > could be
> > > > > fitted into it.
> > > > >
> > > > > But the kit only works in the EX800 and Poly MK1. It does not
> > > work in
> > > > > the MKII. Sorry :-(
> > > > >
> > > > > Mike.
> > > > >
> > > > > --- In korgpolyex@yahoogroups.com, "Alexander"
<arf_hotdogdeity@>
> > > > > wrote:
> > > > > >
> > > > > > People spend a lot more than that on glitchy hardware.
Look at
> > > the
> > > > > > SIDStation. It's a crashy glitchy mess but people still
bought
> > > them :)
> > > > > >
> > > > > > I want one of these for my MKII :)
> > > > > >
> > > > > > --- In korgpolyex@yahoogroups.com, Michael Hawkins
> > > <korgpolyex800@>
> > > > > > wrote:
> > > > > > >
> > > > > > > The only name I have on those first five boards is Mike! LOL
> > > > > > >
> > > > > > > But if they work straight out of the box, which would be a
> > > miracle,
> > > > > > then you never know what your luck might be. :-)
> > > > > > >
> > > > > > > I'm certainly glad my kit is getting so much attention. The
> > > real
> > > > > > question is going to be "how many people want to spend 100
> > > bucks on a
> > > > > > kit that gives you glitchy portamento mono mode"?
> > > > > > >
> > > > > > > Mike.
> > > > > > >
> > > > > > > Marcus Wilson <JB@> wrote:
have
> > > you
> > > > > > got names against those 5 boards yet?
> > > > > > >
> > > > > > >
> > > > > > > If not, I would like to be included in the first batch
> > > > > > >
> > > > > > >
> > > > > > > best regards,
> > > > > > >
> > > > > > >
> > > > > > > Marcus Wilson
> > > > > > >
> > > > > > > On 11/12/2007, at 9:57 PM, korgpolyex800 wrote:
> > > > > > >
> > > > > > > Hi Atom,
> > > > > > >
> > > > > > > I agree with everything you said.
> > > > > > >
> > > > > > > i) I'll keep portamento even if it is glitchy.
> > > > > > > ii) I'll change the Poly key to be the mode key so that each
> > > > time you
> > > > > > > press the Poly key you switch to the next mode (Poly,
Chord,
> > > Hold,
> > > > > > > Mono, Poly...).
> > > > > > > iii) there will be CC's to change the mode too.
> > > > > > > iv) for visual indication P for poly is already used so we
> > > need to
> > > > > > > come up with a letter that would indicate portamento mono
> > > mode. I
> > > > > > > thought "S" would work but it looks like a "5". Anyone
got any
> > > > > > > suggestions?
> > > > > > >
> > > > > > > Further testing last night revealed that the bend is so
slow
> > > to
> > > > react
> > > > > > > to changes at higher slide rates that the portamento
rapidly
> > > turns
> > > > > > > into stepped DCO semitone changes. So it sounds best at
> > > really slow
> > > > > > > rates where you glide from one octave to another over a
period
> > > > of 5 to
> > > > > > > 10 seconds. Even then you can still hear the little
glitches.
> > > My
> > > > last
> > > > > > > option now is to try to speed up the master clock
reaction to
> > > bend
> > > > > > > changes and try to improve the sample and hold circuit. I
> > > wish I
> > > > had a
> > > > > > > frequency counter and oscilloscope right now.
> > > > > > >
> > > > > > > But, when I run into walls like this I take a break so
that I
> > > > can come
> > > > > > > back to it with a fresh perspective so I think I'll
leave it
> > > all
> > > > alone
> > > > > > > as I have other pressing work to do.
> > > > > > >
> > > > > > > Wish those 5 boards would get here soon.
> > > > > > >
> > > > > > > Mike.
> > > > > > >
> > > > > > > --- In korgpolyex@yahoogroups.com, Atom Smasher <atom@>
wrote:
> > > > > > > >
> > > > > > > > On Mon, 10 Dec 2007, korgpolyex800 wrote:
> > > > > > > >
> > > > > > > > > I could rewrite the code to toggle between Poly and
mono
> > > mode
> > > > > > > using the
> > > > > > > > > Poly key. Another way might be to make the Poly key the
> > > selector
> > > > > > for
> > > > > > > > > Poly, Mono, Chord and Hold mode. Each time you press the
> > > > poly key
> > > > > > > would
> > > > > > > > > move you into the next mode. That would free up the
chord
> > > and
> > > > > hold
> > > > > > > > > buttons to be used for selecting global mode and
extended
> > > > > parameter
> > > > > > > > > entry modes (or other things if we decide to add more).
> > > > > > > > >
> > > > > > > > > What do you all think?
> > > > > > > > ================================
> > > > > > > >
> > > > > > > > that would work, since the modes are (or can be)
> > > exclusive...
> > > > > > > probably not
> > > > > > > > everyone on the list has a PC1600 (or similar), but i'd be
> > > > happy as
> > > > > > > long
> > > > > > > > as i can select the modes using standard MIDI CCs. do you
> > > think
> > > > > > > you'd be
> > > > > > > > able to provide visual indication of which mode is
currently
> > > > > selected?
> > > > > > > >
> > > > > > > >
> > > > > > > > > I now need to determine if the glitch is caused by the
> > > master
> > > > > clock
> > > > > > > > > being incapable of tracking the output of the DAC
when a
> > > square
> > > > > > wave
> > > > > > > > > edge change occurs in the bend or if the DAC sample
hold
> > > circuit
> > > > > > > is too
> > > > > > > > > slow. If it's just the sample and hold then I may be
able
> > > to
> > > > > > > reduce the
> > > > > > > > > sample hold capacitor to improve the highest possible
> > > rate of
> > > > > > > change. If
> > > > > > > > > it is due to the master clock not being able to change
> > > > frequencies
> > > > > > > fast
> > > > > > > > > then I think we might be out of luck. So much so
that the
> > > only
> > > > > > way to
> > > > > > > > > get good portamento would be to build a new master clock
> > > > that was
> > > > > > > able
> > > > > > > > > to slide the full five octaves.
> > > > > > > > ==================
> > > > > > > >
> > > > > > > > maybe you'll come up with a different way to approach the
> > > > problem..?
> > > > > > > >
> > > > > > > > even if it's glitchy, i'm sure it's still usable... i was
> > > just
> > > > > > > talking to
> > > > > > > > tom (the guy who i made the first moog-slayer for) and he
> > > > > reminded me
> > > > > > > > about a patch i wrote for him on a CZ-101... listening
to it
> > > > > > > straight from
> > > > > > > > the CZ it sounded kinda cold and very digital, but in the
> > > > > > foreground of
> > > > > > > > the mix and with some reverb (we probably used a BOSS SE-
> > > 50) it
> > > > > > sounded
> > > > > > > > sweet and analog and warm and huge. years later it still
> > > impressed
> > > > > > > him. so
> > > > > > > > i'd be interested in it even if it is glitchy...
> > > > > > > >
> > > > > > > > and if you "fix" it in a later release, leave the
option of
> > > > > using the
> > > > > > > > glitchy version... seriously... one never knows what
genres
> > > of
> > > > music
> > > > > > > might
> > > > > > > > be formed from an obscure glitch...
> > > > > > > >
> > > > > > > >
> > > > > > > > --
> > > > > > > > ...atom
> > > > > > > >
> > > > > > > > ________________________
> > > > > > > > http://atom.smasher.org/
> > > > > > > > 762A 3B98 A3C3 96C9 C6B7 582A B88D 52E4 D9F5 7808
> > > > > > > > -------------------------------------------------
> > > > > > > >
> > > > > > > > "What luck for rulers, that men do not think."
> > > > > > > > -- Adolf Hitler
> > > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
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> > > > > > >
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> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > > ---------------------------------
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