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Arduino MIDI I/O Board / shaduzLABS
versatile DIY Midi connection boardPractical Usage
MIDI Input with 6N137, 6N138, or 6N139 — Kieran Reck
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MIDI circuit board schematic | Josh Harle | Flickr
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MIDI Input with 6N137, 6N138, or 6N139 — Kieran Reck
6n136 instead of 6n137 in MIDI circuit - DIY STUFF - Look Mum No Computer Thingies
