11/73 into 11/03 chassis?

Jacob Ritorto jacob.ritorto at gmail.com
Thu Dec 10 22:10:58 CST 2015

On Thu, Dec 10, 2015 at 5:22 AM, Joseph Lang <joe.lang.0000 at gmail.com>

>  It's simple to convert the h9270 q18 (11/03) to q22. Just wire the
> additional address lines. It took me about an hour to do mine.
> Don't put an 11/03 in it after conversion. The added lines are not
> addresses on the 03 CPU.

    I saw some pics about this a few weeks ago.  I'd tried it twenty years
ago, but didn't succeed - will have to find that backplane that I'd started
to modify and try again.  Would you happen to have notes or references
about how to do it?

More information about the cctalk mailing list