OBXa User Manual (pdf format)

OBXa Service Manual 1st Edition Text (pdf format)

OBXa Service Manual 1st Edition Schematics (pdf format)

OBXa Service Manual 3rd Edition(pdf format)(this was scanned by someone else. Since it was better than my original scan and already PDF  I am posting this one. Sorry I canít remember who originated this).

OBXa Factory Patchs (.wav file) (again, this was originally posted elsewhere)

DSX Owners Manual (pdf format)

DSX Service Manual (pdf format) -Poor quality schematic pages

CYCLONE Midi Arpegiator User Manual (pdf format)

OBXa EPROM IMAGES

XPANDER EPROM IMAGES

 OBERHEIM MANUALS