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Doepfer

Index last updated: 2026-04-29 00:15 UTC

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Re: Modification requests - A141 VCADSR and A151 Seq Switch

2006-12-22 by stuadh

Dieter, Tim,

  thank you very much.  I now have a little Christmas project.

Yours Aye

Stuadh

--- In Doepfer_a100@yahoogroups.com, <hardware@...> wrote:
>
> > > > A151 - install a switch like the new version to select 2, 3 or 4
> steps.
> > >
> > > center terminal of the switch -> reset input via a standard
diode (e.g.
> > > 1N4148), cathode (-) on reset socket
> > > end terminal 1 of the switch -> CD4053 pin 14 (LED control for
I/O 2)
> > > end terminal 2 of the switch -> CD4053 pin 15 (LED control for
I/O 3)
> >
> > In addition Peter Grenader describes how to do the mod here:
> >
> > http://www.buzzclick-music.com/mods.html
> >
> > Note also that I think pin 14 above should in fact be pin 11.
> 
> You are right. Pin 11 instead of pin 14. And the circuit is CD4052, not
> CD4053. Maybe I was a bit tired ...
> 
> Best wishes
> Dieter Doepfer
>

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