Tu10 pdp11

william degnan billdegnan at gmail.com
Sat Sep 5 21:47:39 CDT 2015

Thanks. There are 2 backplanes at 90 degrees of each other installed in the
cabinet.  2 separate power supplies.    I still need to inventory the cards
and look up what they are configured to do.   I have cables.  Just getting

Bill Degnan
twitter: billdeg
On Sep 5, 2015 9:52 PM, "Jay Jaeger" <cube1 at charter.net> wrote:

> On 9/5/2015 10:40 AM, william degnan wrote:
> > Ok.  I checked my tu10, it has the backplane, it is a master.  I see
> where
> > it connects using the backplane cable to the pdp11.  I never worked with
> a
> > TU10 before and I was looking to see if references to the tm11 were
> > "module/card" or backplane interface.  I surprisingly found little
> > commentary or threads about the TU10 / TM11,  other than DEC docs.  I
> guess
> > these are not super common or people who have them have not often reached
> > out to the classic cmp community, that I could find in a search.
> >
> > Bill Degnan
> > twitter: billdeg
> > vintagecomputer.net
> > On Sep 5, 2015 3:37 AM, "Eric Smith" <spacewar at gmail.com> wrote:
> >
> Just to be clear, a TU10, even a master, does NOT connect directly to a
> PDP-11.  Instead, a cable of the same general ilk as a BC11 UNIBUS Cable
> (but I have not verified it is in fact the same kind of cable) connects
> the drive to the TM11 controller.
> The TM11 connects to the PDP-11 UNIBUS.
> The TU10 master drive backplane has some "G" cards in it.  The TM11,
> mounted separately, does NOT have any "G" cards in it.

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