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Subject: Re: [PolySix] Broken Oscillator (update)?

From: mike thompson <tubmyk2@comcast.net>
Date: 2005-08-21

When you replaced the battery did you also go through all the trace repairs
too?
I didn¹t and think that¹s why I still have an issue with mine, though my
traces all looked good.


On 8/21/05 4:21 AM, "mhoehn303" <mhoehn303@yahoo.de> wrote:

> Here's a little update on my Polysick:
>
> The out-of-tune oscillator even plays lower notes when set to 4'. But
> even when set to 8', with LFO on the VCO, on certain notes one can
> clearly hear the upper part of the LFO wave. So this oscillator might
> be just horribly out of tune, with the lower notes being too low to
> actually play (at least at 16' and 8').
>
> I just found Old Crow's "Tips for repairing vintage synthesizers"
> (never seen this page before, altough I've used his really great
> battery replacement guide) at
> hhttp://www.oldcrows.net/~oldcrow/synth/tips.txt. And this made me
> want to replace all the old capacitors with new ones. Perhaps an
> insane job, because that would be a LOT of work. But on the other hand
> the Polysix should be less prone to errors in the future, if done
> properly. And with a little luck it might even help my dodgy
> oscillator. I think I will start with the power supply and the voice
> board.
>
> Oh and I have found the problem with the battery replacement. It works
> now. Big thanks to Old Crow! :)
>
> Mike
>
>
>
>
>
>
>
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