[sdiy] Jupiter 6 experts?

Doug Terrebonne dougt55 at yahoo.com
Tue Nov 15 23:46:09 CET 2011


Glad it worked. I have CEM3340s in stock.

Doug 
synthparts.com

--- On Tue, 11/15/11, Eric Frampton <eric at ericframpton.com> wrote:

> From: Eric Frampton <eric at ericframpton.com>
> Subject: Re: [sdiy] Jupiter 6 experts?
> To: "SDIY" <Synth-diy at dropmix.xs4all.nl>
> Cc: "Doug Terrebonne" <dougt55 at yahoo.com>, "Steve Lenham" <steve at bendentech.co.uk>, "rob hukin" <rob at audiocircus.co.uk>
> Date: Tuesday, November 15, 2011, 11:21 AM
> Well, I took Doug and Steve's advice
> and started down the 3340's. Upon closer inspection, the one
> that had gone high was also running hotter than the rest, so
> out it came. It should also be noted that, before pulling
> the chip, the +10 supply for OSC2 was running at only about
> +8V. Like Florian, I hadn't noticed they were separate
> supplies, either.
> 
> It worked! All three other oscs. snapped into tune, and the
> PSU is back at +10 where it's supposed to be. Now I just
> have to install a socket and find a spare 3340 - I'm now out
> of stock, and apparently so is everybody else.
> 
> On to installing Europa.
> 
> Thanks very much for the advice - Y'all rock! Woo-hoo!
> 
> e
> 
> On Nov 14, 2011, at 7:36 PM, Doug Terrebonne wrote:
> 
> > I would try replacing the CEM3340 VCO that is stuck
> very high. It may be affecting the others. Trying swapping
> it with a good one (installing a socket would be helpful).
> > 
> > Doug 
> > synthparts.com
> 
> 



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