Help collecting gear from west of Chicago

[Eric Smith]

Tony wrote:
> Since the signals on an SPC slot are essentially those on the backplane
> interconnecting slots (which is what you're calling Unibus), I think it
> would be reasonable to say that the SPC boards are Unibus devices.
> Certainly DEC manuals do this (they talk about a Unibus serial board
> which is actually an SPC board, etc).

Hmmm...  most of the manuals seem to make a very definite distinction
between Unibus slots and SPC slots and modules.  I don't recall ever
seeing a reference to a Unibus serial board.  But perhaps I didn't pay
close enough attention to the use of terminology.

Eric