> On Wed, Oct 31, 2012 at 12:47:52AM -0400, Dave McGuire wrote:
> > > BTW, I would LOVE to find a working Hazeltine 2000, if any still
exist. I say
> > > working, since I believe that these had core memory in them, and
> > > difficult to authentically repair.
> > Difficult, but not impossible! (I've done component-level repair on
> > core memory systems...not in the mat, though!)
> On the pdp8 list their have been a couple unsuccessful core mat repairs
> one sucessful repair where they managed to pull a new wire in to replace
> the broken one. The component level repair isn't that much different
> any other though a scope current probe use useful.
I just gave a 2000 to Ian this weekend...the core is functional. You can
fill the screen with text, turn it off, and the text will be there when you
turn it on again. Needs power supply repairs. I cleaned the keyboard,
etc. Should be fully restore-able.