VAX collectors attention

From: Huw Davies <H.Davies_at_latrobe.edu.au>
Date: Wed Dec 2 21:22:44 1998

At 12:20 PM 01-12-98 +1030, Geoff Roberts wrote:

>Hierarchical Storage Controller.
>Waist high filing cabinet sized box, HEAVY too.
>Basically, it's a PDP8 I think, running a little o/s called CRONIC
>(Colorado Rudimentary Operating Nucleus for Intelligent Controllers)

PDP-11

>Pretty much obsolete now. There was a slightly more sophisticated version
>called a HSC70
>that used RX floppys instead of the tapes, and could handle more drives,
>etc.

The -70 had many advantages, speed of booting being the most interesting.
Increased data access speeds when booted was also and advantage :-)

There were HSC-90s as well, which had a SCSI option card to allow you to
attach expensive SCSI disks to an expensive HSC to an expensive VAX (or
alpha)....

>I think there were a couple of models after that too. I've seen a HSC70 at
>a scrap dealer recently.

Excuse me, I've still got one in production and a couple of spares in my
"spares" room....

>Allison or one of the other Master Decologists will doubtless correct any
>mistakes in the above. :^)

Well I'm not Allison :-)

 Huw Davies | e-mail: Huw.Davies_at_latrobe.edu.au
 Information Technology Services | Phone: +61 3 9479 1550 Fax: +61 3 9479 1999
 La Trobe University | "If God had wanted soccer played in the
 Melbourne Australia 3083 | air, the sky would be painted green"
Received on Wed Dec 02 1998 - 21:22:44 GMT