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

[Dave Magnuson]

I've seen something very similar online....  I think it was to add MIDI to
a pipe organ.  Maybe you could search for that?

Dave Magnuson



At 12:24 AM 10/7/02 -0400, Glen wrote:
>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
>

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