[sdiy] Accordion-style controller

J P jonathan_science at hotmail.com
Tue Feb 13 18:51:05 CET 2007


I've experimented a lot with alternative controllers and found that leaf 
switches, while having a swell action are a little hard to deal with 
sometimes.  When I finally find them, they were expensive and they needed to 
be adjusted from time to time.

I DO like arcade-game buttons, however..  they have a click point, but they 
are fucking unbreakable.  I just dare you to find a switch that is stronger 
than a standard arcade game button for the money and size.

Now, with regards to an accordian keyboard, I've actually considered 
building that myself, or maybe a concertina keyboard.  The trick might be to 
build the buttons and mount them on a panel so they move up and down and 
glue them to some decent contact switches that you then mount on a lower 
panel.  I've been meaning to try building keyboards like this, because it 
could be a nice design, especially if I used springs to push down on some 
force sensitive resistors (FSRs) that also have switches in them...  then I 
could have aftertouch, smooth action, and good sensitivity (sounds like a 
nice BlowJob to me, but, hmmmmm, never mind).

Anyhow, the problem with a setup like that is building a panel, or two, so 
that your hand-made keys move smoothly up and down, getting the right kind 
of spring so that you'll have good return to original position and also have 
just the proper force applied to FSRs.  A spring like that would probably 
feel similar to an accordian's chord keys.

My seven cents.

Jonathan


----Obedience is Pleasure----





>From: Andre Majorel <aym-htnys at teaser.fr>
>To: synth-diy at dropmix.xs4all.nl
>Subject: Re: [sdiy] Accordion-style controller
>Date: Tue, 13 Feb 2007 10:15:29 +0100
>
>On 2007-02-12 10:16 +0100, Johannes Öberg wrote:
>
> > Quoting myself: "Are there any switches like that?"
> >
> > With this I mean switches that doesn't have much initial intertia and
> > no "click point".
>
>Leaf switches, as used in pinball machines. But I don't see how
>you could pack so many in so little space.
>
>--
>André Majorel <URL:http://www.teaser.fr/~amajorel/>
>Do not use this account for regular correspondence.
>See the URL above for contact information.

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