-----Original Message----- From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Pontus Pihlgren Sent: Tuesday, October 18, 2016 1:58 AM To: General Discussion: On-Topic and Off-Topic Posts Cc: j...@mercury.lcs.mit.edu Subject: Re: MASSBUS disk emulator (Was: Unibus controller for MFM disks)
On Mon, Oct 17, 2016 at 10:20:58PM -0400, Noel Chiappa wrote: > > From: Ian S. King > > >> Does anyone know anything about the status of the plans to open-source > >> it? > > > I've made some inquries, stay tuned.... > > OK, thanks! > > >> Can you briefly describe what it was? > > I'm still curious about what it was: was it a stand-alone board with a > separate power supply, or did it plug into some sort of backplane? Did > it use something like SD cards for storage? And what was the MASSBUS > connection > like: a set of 3 Berg headers into which one plugged the flat cables, > or was there some oddball connector that wound up connected to a > standard MASSBUS connector? > > Noel I recall seing a picture of it long ago in someones online album. It was a separate 19 inch box a few RUs high with at least one pcb and a jumble of wires :) Obviously in some sort of development stage and I'm not sure it was working at that point. I think it might even be the compaq rackbox shown here: http://www.panix.com/~alderson/LivingComputerMuseum/07_Storage_comparison_in _open_space.jpg Of course this is just speculation :) /P ------ Maaaaaybe there are three ribbon cables back there .... What is the big white disk (platters plus heads?) near the front end of the table? ----- paul