Archive of the former Yahoo!Groups mailing list: Discussion about the Korg PolySix synthesizer

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Subject: Re: Son of a b****

From: "toorglick" <toorglick@yahoo.com>
Date: 2004-09-02

I sold it several weeks ago now.


--- In PolySix@yahoogroups.com, "BrainSlayer" <brainslayer@c...>
wrote:
> is your polysix still available for sell?
> maybe i would buy it.
>
> Sebastian
>
> ----- Original Message -----
> From: "toorglick" <toorglick@y...>
> To: <PolySix@yahoogroups.com>
> Sent: Tuesday, August 31, 2004 4:31 PM
> Subject: [PolySix] Re: Son of a b∗∗∗∗
>
>
> >I was never able to figure out what the cause was. I went through
> > everything on that side of the board and couldn't find a bad
> > connection or failed component. Good luck!
> >
> >
> > --- In PolySix@yahoogroups.com, "brainslayer666"
<brainslayer@c...>
> > wrote:
> >> in the last month we are talking about an lfo issue that sounds
> > like
> >> a distortion. and voila, now i get the same problem. really
> > strange.
> >> if i adjust the phaser/chorus speed, i get strange sounds and
i'm
> >> unable to restore it back. and from this point its impossible to
> >> disable the lfo level too. some sliders are doing really strange
> >> things (sustain adjusts cutoff eg).
> >> mmh so far it can't be the IC30/31 problem, since i already
> > replaced
> >> it. (and i changed it again, to check if something is damaged
again)
> >> did someone found a solution for this problem?
> >>
> >>
> >> --- In PolySix@yahoogroups.com, "BrainSlayer" <brainslayer@c...>
> >> wrote:
> >> > if you trigger the lfo to frequency oscillation and adjust the
> > lfo
> >> frequency to maximum, you will get also very heavy distorted
> > sounds.
> >> and that sounds like the IC30/31 problem. but i discovered also
> >> other issues that effects the lfo. the cables from the board to
the
> >> top the control board are very short. sometimes if i open my
case
> >> they lost the contact and i get strange effects too
> >> > ----- Original Message -----
> >> > From: toorglick
> >> > To: PolySix@yahoogroups.com
> >> > Sent: Monday, July 19, 2004 5:58 PM
> >> > Subject: [PolySix] Re: Son of a b∗∗∗∗
> >> >
> >> >
> >> > Yeah, it sounds more like the or ∗a∗ LFO gone haywire, but
at a
> >> > frequency where it sounds more like distortion.
> >> >
> >> > The only other conclusion I can come to is that I fried IC30
> >> when
> >> > installing the new chip. The electronics store I go to
didn't
> >> have
> >> > any 14 pin IC sockets. Maybe I'll stop by Radio Shack to
see
> > if
> >> they
> >> > do. That and the initial I repairs I made weren't robust
> > enough
> >> or
> >> > didn't catch everything breaking down.
> >> >
> >> > Fortunately I have five more 74LS08's left!
> >> >
> >> > One thing I noticed while checking traces and other
connections
> >> on
> >> > the board is that not all of the connections read the same
> >> value,
> >> > though they all fall within certain value groups, as it
were.
> >> Would
> >> > anyone mind telling me what I should be seeing?
> >> >
> >> > Also, can anyone tell me what R17 is? On the schem it's
> >> called "RKC
> >> > 1/8 88 10k". What does it do? Can I get a new one
readily?
> >> >
> >> > The reason I ask is because I'm thinking about starting from
> >> scratch;
> >> > removing the jumps I made before; replacing ICs 30 & 31 and
> >> possibly
> >> > R17. Since I've had my Polysix and have seen pictures of
> >> others'
> >> > KLM367s it looks as though mine was/is in pretty rough
shape.
> > A
> >> lot
> >> > of the solder points above the battery area are dull, and
some
> >> have
> >> > visibly corroded. I've checked them all, include a lot of
what-
> >> are-
> >> > they-called? vias? (the areas where the path switches from
the
> >> bottom
> >> > to the top and vice-versa) and all check out, but some
> >> look "bad."
> >> >
> >> > Anyway, that's my story. I really prefer to be playing
instead
> >> of
> >> > fixing, but nothing sounds like a ∗real∗ Polysix and thus
I'm
> >> > addicted. Any input is appreciated.
> >> >
> >> >
> >> > --- In PolySix@yahoogroups.com, "BrainSlayer"
> > <brainslayer@c...>
> >> > wrote:
> >> > > sounds like a lfo problem
> >> > > ----- Original Message -----
> >> > > From: reidar@j...
> >> > > To: PolySix@yahoogroups.com
> >> > > Sent: Monday, July 19, 2004 1:47 AM
> >> > > Subject: Re: [PolySix] Son of a b∗∗∗∗
> >> > >
> >> > >
> >> > >
> >> > > That sounds like what my P6 is doing too - like the mod
> >> wheel is
> >> > fully on.
> >> > > Everything is 'bubbling'. I have found that the PWM
width
> >> > control seems to
> >> > > have the best effect on it, but also, if I leave the P6
> >> switched
> >> > on for an
> >> > > hour or so, it goes away. I'm not an electronics-type,
so
> > I
> >> > really don't
> >> > > have a clue, but the fact that it goes away (usually)
after
> >> a
> >> > long warm-up
> >> > > might mean something to some of you?
> >> > >
> >> > > Reidar
> >> > >
> >> >
> >> >
> >> >
> >> >
> >> > PolySix "Digiest" Page: http://www.acc.umu.se/~amber/Poly6
> >> >
> >> >
> >> > Yahoo! Groups Sponsor
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> >> >
> >> >
> >> >
> >> >
> >> >
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> >> > [Non-text portions of this message have been removed]
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> >
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