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Mailist to discuss all issues regarding the Digitech GSP-2101 Guitar FX Processor

Index last updated: 2026-04-28 23:25 UTC

Message

Re: Tubes

2006-09-17 by David Donohue

--- In gsp-2101@yahoogroups.com, "David Donohue" <donohue.d@...> 
wrote:
>
> --- In gsp-2101@yahoogroups.com, David Donohue <donohue.d@> wrote:
> >
> > I'm getting a 2101 on Wed.  I have an Electroharmonix 12at7 for 
the 
> high gain and a N.O.S. Sylvania 12au7 for the clean.  Forgot where 
> the high gain tube is insided the unit.  Any help?
> > saber540ltd <saber540ltd@> wrote:          To be quite honest, 
> you're treating the symptom instead of the 
> > disease. You shouldn't need a fan. I would have replaced the 
> voltage 
> > regulator(s) first. They're very common and easy to find in any 
> > electronics supply store.
> > 
> > --- In gsp-2101@yahoogroups.com, "james roberson" <blakhaus@> 
> > wrote:
> > >The tubes are what make this preamp sound good.  Many bad 
reviews about the preamp were made with the stock Penta tubes.  
Interesting the Artist or L.E. I forget which, came with matched 
GT's.  Anyway, try the Penta in V1, closest to you when facing the 
unit, and the EH in V2.> > Hi everyone, I am new here and just wanted 
to tell you guys about 
> > my upgrade 
> > > to my 94 2101. It has the latest firmware, 20mhz crystal and 
ppc-
> > 210. I 
> > > installed a 120mm fan in the lid over the power supply and let 
me 
> > tell you 
> > > WOW!! The heatsink is now out of a job. The fan has a dedicated 
> > power supply 
> > > outside of the 2101. I did this mod because my 2101 would 
lockup 
> > after 30 
> > > min or so, when I put my hand on the heatsink OUCH!! blazing 
hot; 
> > now the 
> > > heatsink does'nt even get warm. The best part is no more 
> lockups!! 
> > > AWESOME!!!
> > > 
> > > Just a little 
> > info for ya, 
> > > James
> > > 
> > > __________________________________________________________
> > > Got something to buy, sell or swap? Try Windows Live Expo 
> > > ttp://clk.atdmt.com/MSN/go/msnnkwex0010000001msn/direct/01/?
> > href=http://expo.live.com/
> > >
> > Well after some trial and error the best combination for that old 
> school crunch is Penta in V1 and Electroharmonix in V2.
>

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