Thanks Chuck that looks like even I could have a go at making a small
one.

David

* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* * *
David Salter
Senior Consultant
SSG UKI

Thomson Reuters

O +44 (0)20 7542 2402X 52402
M 07990562402

david.salter@...
thomsonreuters.com < http://thomsonreuters.com/ >

P Please consider the environment before printing this e-mail



________________________________

From: Doepfer_a100@yahoogroups.com [mailto: Doepfer_a100@yahoogroups.com ]
On Behalf Of hamzzzald
Sent: 22 April 2009 22:16
To: Doepfer_a100@yahoogroups.com
Subject: 1 Re: tks





Hand drawn schematic from lat year's notes:
http://groups.yahoo.com/group/Doepfer_a100/photos/album/404340435/pic/17
20022171/view picmode=&mode=tn&order=ordinal&start=1&count=20&dir=asc
< http://groups.yahoo.com/group/Doepfer_a100/photos/album/404340435/pic/1
720022171/view picmode=&mode=tn&order=ordinal&start=1&count=20&dir=asc>

The pot R2 serves as a trim for range of the cv control coming from the
FSR. The LM339 is a comparator chip - experiment with threshold value
via R3 and R4. Hope this makes sense. Thanks and credit go to James Fei.

-chuck

--- In Doepfer_a100@yahoogroups.com
<mailto:Doepfer_a100%40yahoogroups.com> , <david.salter@...> wrote:

>
> Hi Chuck
>
> Would you be able to share the circuit for this
>
> Thanks
>
> David
>
> * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

*

> * * *
> David Salter
> Senior Consultant
> SSG UKI
>
> Thomson Reuters
>
> O +44 (0)20 7542 2402X 52402
> M 07990562402
>
> david.salter@...
> thomsonreuters.com < http://thomsonreuters.com/

< http://thomsonreuters.com/ > >

>
> P Please consider the environment before printing this e-mail
>
>
>
> ________________________________
>
> From: Doepfer_a100@yahoogroups.com

<mailto:Doepfer_a100%40yahoogroups.com>
[mailto: Doepfer_a100@yahoogroups.com
<mailto:Doepfer_a100%40yahoogroups.com> ]

> On Behalf Of hamzzzald
> Sent: 19 April 2009 09:14
> To: Doepfer_a100@yahoogroups.com

<mailto:Doepfer_a100%40yahoogroups.com>

> Subject: 1 Re: tks
>
>
>
>
>
> This may be of interest to the group. I made a DIY touch controller

last

> year, inspired by the Buchla controllers we have at Mills College.

Mine

> uses FSR senors rather than touch capacitance. Each sensor has cv out
> with adjustable range and a trigger out. There is also a master

trigger

> out and a Softpot "ribbon" sensor from Spectrasymbol. A very simple
> circuit - just voltage dividers and a comparator for triggers. It has
> been incredibly useful and has really opened up the performance
> versatility of a small modular system.
>
> http://www.flickr.com/photos/chuckj/3269067821/

< http://www.flickr.com/photos/chuckj/3269067821/ >

> < http://www.flickr.com/photos/chuckj/3269067821/

< http://www.flickr.com/photos/chuckj/3269067821/ > >

> http://www.cirrusoxide.com/journal/ p=75

< http://www.cirrusoxide.com/journal/ p=75 >

> < http://www.cirrusoxide.com/journal/ p=75

< http://www.cirrusoxide.com/journal/ p=75 > >

>
> Best,
> Chuck
>
> --- In Doepfer_a100@yahoogroups.com

<mailto:Doepfer_a100%40yahoogroups.com>

> <mailto:Doepfer_a100%40yahoogroups.com> , "partlydrone"
> <partlydrone@> wrote:
> >
> > hi dieter
> >
> > yes, addressed with buttons (or triggers, or voltages) wld be fine.
> >
> > i guess it would be pretty easy to develop too, although maybe

costly

> as it requires eg for a version playing four "notes / colours" of 3
> voltages each it would need 4 buttons, 12 pots, 16 jacks etc.
> >
> > please, please make one i think it would be a surprise hit once
> people realised what could be done with it, to suddenly skip between
> tone colours, it's exactly what sets modulars apart from dreary samey
> synths.
> >
> >
> >
> > i honestly think it would be a big seller
> >
> > --- In Doepfer_a100@yahoogroups.com

<mailto:Doepfer_a100%40yahoogroups.com>

> <mailto:Doepfer_a100%40yahoogroups.com> , <yahoo@> wrote:
> > >
> > > This function is not necessarily associated with a touch keyboard.
> It's kind
> > > of an dressed sequencer with 3 potentiometer rows. The addressing
> can be
> > > voltage controlled, Midi note controlled or button controlled. Of
> course you
> > > may use a TKB to adress the step of the sequencer but that's only
> one of
> > > many possibilities.
> > >
> > > Best wishes
> > > Dieter Doepfer
> > >
> > > > i agree
> > > >
> > > > i really really want a controller that lets me press a button to
> > > > change three CV's suddenly like that bugbrand controller, or the
> > > > serge, or any random access sequencer. with my modular, sending
> > > > quantised note CVs is the absolute last thing on my mind. i want
> > > > to control microtones on ring modulating oscillators, the amount
> > > > of reverb mix, and the bit crush depth, changing all three
> > > > instantly, with a momentary finger press, and then play huge
> > > > variations in those parameters like an instrument.
> > > >
> > > > i've been meaning to build my own controller for this for about

a

> > > > year and i think its a real shame that nobody else does. well,
> > > > for less than the cost of a serge.
> > >
> >
>
>
>
>
>
>
> This email was sent to you by Thomson Reuters, the global news and

information company.

> Any views expressed in this message are those of the individual

sender, except where the sender specifically states them to be the views
of Thomson Reuters.

>
>
>
> [Non-text portions of this message have been removed]
>

This email was sent to you by Thomson Reuters, the global news and information company.
Any views expressed in this message are those of the individual sender, except where the sender specifically states them to be the views of Thomson Reuters.



[Non-text portions of this message have been removed]