Odp: [sdiy] MIDI to solenoid/optoisolator/relay interface?

[Roman]

http://www.ucapps.de/midio128.html

R.

----- Original Message ----- 
From: Glen <mclilith at ezwv.com>
To: <synth-diy at dropmix.xs4all.nl>
Sent: Monday, October 07, 2002 6:24 AM
Subject: [sdiy] MIDI to solenoid/optoisolator/relay interface?


> I've seen plenty of products and projects that interface MIDI in various
> ways. There are key switch scanning circuits that add MIDI outputs to older
> keyboard-based instruments. There are MIDI to CV converters, to add MIDI
> inputs to modular synths. You get the idea.
> 
> What I'm having trouble researching on the internet is circuitry that
> accepts an incoming MIDI stream and controls either solenoids,
> optoisolators, or relay contacts. I have a few uses for such a conversion,
> but have trouble finding much on the internet.
> 
> Part of the problem is not knowing what to call this sort of MIDI
> interface. I appreciate any pointers. I'd prefer to build my own project,
> but I might also be interested in existing commercial interfaces.
> 
> thanks,
> Glen