[sdiy] Possible MIDI interface powered by MIDI driving device...

[TOKALO@VIDEOTRON.CA]

I seem to recall a company from the 90's who made MIDI powered devices, Anatek.

Tony K

On 3/24/16 2:13 PM, Jean-Pierre Desrochers  <jpdesroc at oricom.ca> wrote:
> 
> Here is a possible MIDI interface that would sink its power from a MIDI driving device...
> 
> http://www.arcenson.com/public/MIDI_interface_power_steeler.JPG
> 
> ---> Assuming that the driving MIDI device
> ---> (keyboard, sequencer, pedal board, etc..)
> ---> is powered by internal +5VDC supply..
> The CPU would have to sink its 5vdc thru the 220 resistor
> of the driving device. Doable..
> I also think that it could work since the CPU MIDI output
> would be 'opticaly' linked with the final receiving MIDI device.
> Both driving and receiving devices would avoid ground loops
> while a CPU process is running between them..
> 
> A friend of mine asked for a simple 'MIDI active sensing code (FE)'
> hardware filter working without a DC supply..
> 
> JP
> _______________________________________________
> Synth-diy mailing list
> Synth-diy at dropmix.xs4all.nl
> http://dropmix.xs4all.nl/mailman/listinfo/synth-diy
> 
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://synth-diy.org/pipermail/synth-diy/attachments/20160324/3cdf6351/attachment.htm>