VT78 - lots of questions

From: Bill Pechter <pechter_at_pechter.dyndns.org>
Date: Sat Dec 30 11:30:31 2000

> On Dec 30, 10:18, Jerome Fine wrote:
>
> > I have followed this thread, but I am still not sure what a VT78 does.
> >
> > Is it similar to a VT103 for a PDP-11?
>
> Well, "yes" and "no". It's basically a VT52 with extras which make it a
> sort of PDP-8, in the same sense that a VT103 is a VT100 with extras that
> make it a sort of PDP-11. However, there's no backplane, so you can't
> change the mix of boards (to use a different CPU, SLU, disk controller,
> etc); the layout is fixed and based around a Harris 6100 chip (roughly a
> PDP-8E on a chip, with some restrictions -- but I'm not a PDP-8 expert).
> It uses RX01 or RX02 floppies in a separate cabinet and runs OS/278 which
> is a modified version of OS/8 version 3 (I think?). I believe it's capable
> of running some other PDP-8 OS's too -- but I'm getting beyond my knowledge
> about there.
>
>
> --
>
> Pete Peter Turnbull
> Network Manager
> Dept. of Computer Science
> University of York
>
>

Consider it a PDP-8 version of a PDT11/130 with better disk drives.

Bill
-- 
bpechter_at_monmouth.com    | FreeBSD since 1.0.2, Linux since 0.99.10  
                         | Unix Sys Admin since Sys V/BSD 4.2
                         | Windows System Administration: "Magical Misery Tour"
Received on Sat Dec 30 2000 - 11:30:31 GMT

This archive was generated by hypermail 2.3.0 : Fri Oct 10 2014 - 23:32:50 BST