Zenith Z-90

From: Bill Sheehan <sheehan_at_switchboardmail.com>
Date: Fri Oct 15 09:55:33 1999

The Z90 was the "enhanced" version of the Z89. So far as I can tell, the
main enhancement was 16 K more RAM (for a total of 64K). I've had one for
time out of mind now - I really should fire it up again.

-- Bill


On Fri, 15 Oct 1999 allisonp_at_world.std.com wrote:

> > Hi Anil,
> >
> > Welcome to the list. What's a Z-90? I have a Z-100 but I've never heard
> > of a Z-90.
>
> Z90, z89, z88 are version of the same system based on the H19 terminal and
> a Z80 board to run HDOS or CPM. The differences were IO and disk systems.
>
> The Z100 was 8088/z80(or was it 8085) and had a S100 bus section, very
> different machine.
>
> Allison
>
>
>
Received on Fri Oct 15 1999 - 09:55:33 BST