Maybe too easy but have you asked the seller if they know anything about it's origins? I'd also guess maybe an employee or it could just be one of the 6 motherboard types as someone else commented. Pretty awesome though with the low serial. Thanks also for the blog. I had no idea about the different designs and cases.
I'm curious which one I have now. Sent from my Apple /////c > On Dec 29, 2018, at 2:53 PM, Brad H via cctalk <cctalk@classiccmp.org> wrote: > > Am just posting this as I am hoping someone out there knows someone who was > involved with Osborne back in the day to find out more this Osborne 1 > motherboard I found in a low serial O1 I picked up for $100. > > > > I reached out to Lee Felsenstein on it and he suggested it was related to > the boards produced for the 10 prototypes Osborne built, or a derivative of > them. He couldn't say for sure how it ended up in mine. But I was hoping > if anyone knows any Osborne experts that might help me on this - it is not > currently working and I'm hoping to find schematics, etc to get it going > again. Obviously with the radical differences in layout, the schematics for > the production motherboard isn't terribly helpful. > > > > I've posted a blog about it here with a picture of the board for those > curious: http://bradhodge.ca/blog/?p=1186 > > > > Brad >