vintage computers in active use

Bryan C. Everly bryan at
Thu May 26 12:22:31 CDT 2016

I did work in UNIX on a Series-1 in the telecom space.  It probably
still is in use.  About like an AS/400.  They were built like tanks
and never seemed to break.


On Thu, May 26, 2016 at 12:53 PM, Jay West <jwest at> wrote:
> Brent wrote...
> ------
>         The report said that the Department of Defence systems that
> co-ordinated
>         intercontinental ballistic missiles, nuclear bombers and tanker
> support aircraft
>         "runs on an IBM Series-1 Computer - a 1970s computing system - and
> uses
>         eight-inch floppy disks".=
> ------
> The series-1 makes such a lovable "Bleet" sound each time you press one of
> the front panel membrane buttons :)
> I can confirm first hand that HP1000 M/E/F systems are still in very active
> use both on land and on (and under) sea by US forces.
> Best,
> J

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