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Poly 800 Tuning Question

Poly 800 Tuning Question

2005-03-19 by genesisjoe2001

I am playing in a band in which the guitar players are tuning down a 
half-step to accomodate the singer.
My other synths have tranpose buttons which the Poly 800 does not.
The tuning slider on the Poly 800 does not go down a full half-step. 
Is there another adjustment that can be made to get the Poly down an 
entire half-step.
Thanks in advance for any help.
Joe

Re: Poly 800 Tuning Question

2005-03-20 by Lee Mulvogue

>I am playing in a band in which the guitar players are tuning down a 
>half-step to accomodate the singer.
>My other synths have tranpose buttons which the Poly 800 does not.
>The tuning slider on the Poly 800 does not go down a full half-step. 
>Is there another adjustment that can be made to get the Poly down an 
>entire half-step.
>Thanks in advance for any help.
>Joe 
>

I'm pretty sure there's a master tuning variable resistor somewhere 
inside the poly, but I can't remember which one it is, and can't really 
find it on the circuits I have.  Possibly a "VR1" or "VR2", but as I 
said, I can't find a definite answer.  If you search the archives for 
q's on poly800 mods it should come up somewhere in the discussions of 
the filter cutoff and res mods, people were wondering if there were more 
pots that could be moved to the front panel, I think there was a master 
tune and white noise, neither of which most people would find useful, 
but could probably be of interest to you.

Sorry I can't be of more help (slightly hung-over!)  ; )
Lee
http://www.baudalign.com/poly800.html

Re: Poly 800 Tuning Question

2005-03-20 by zwitter_tier

--- In korgpolyex@yahoogroups.com, "genesisjoe2001" <caludaj@c...> 
wrote:
> 
> I am playing in a band in which the guitar players are tuning down 
a 
> half-step to accomodate the singer.
> My other synths have tranpose buttons which the Poly 800 does not.
> The tuning slider on the Poly 800 does not go down a full half-
step. 
> Is there another adjustment that can be made to get the Poly down 
an 
> entire half-step.
> Thanks in advance for any help.
> Joe

open up your poly, and on the main board, look for VR1 and VR4, two 
little white knobbies.  run the keyboard through a tuner, and mess 
with those guys till you get it how you want it.  i believe VR1 is 
coarse and VR4 is fine tune.

Re: [korgpolyex] Re: Poly 800 Tuning Question

2005-03-28 by Joseph Ralston

Or you could also solder on some potentiometers (knobs) onto these pots (VR1 and VR4) so you can tune it. Just be sure to use a tuner for accuracy. This way you wont have to open up your case everytime you want to make an adjustment.  lanrosta

zwitter_tier <zwitter_tier@...> wrote:
--- In korgpolyex@yahoogroups.com, "genesisjoe2001" <caludaj@c...> 
wrote:
> 
> I am playing in a band in which the guitar players are tuning down 
a 
> half-step to accomodate the singer.
> My other synths have tranpose buttons which the Poly 800 does not.
> The tuning slider on the Poly 800 does not go down a full half-
step. 
> Is there another adjustment that can be made to get the Poly down 
an 
> entire half-step.
> Thanks in advance for any help.
> Joe

open up your poly, and on the main board, look for VR1 and VR4, two 
little white knobbies.  run the keyboard through a tuner, and mess 
with those guys till you get it how you want it.  i believe VR1 is 
coarse and VR4 is fine tune.




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