30521Re: [midatlanticretro] Possible CDC 9747 drive for trade
- May 8, 2013Here are some pictures.
From: Cory Smelosky <b4@...>
Sent: Wednesday, May 8, 2013 8:08 PM
Subject: Re: [midatlanticretro] Possible CDC 9747 drive for trade
On 8 May 2013, at 19:45, "Dave McGuire" <Mcguire@...> wrote:
> On 05/08/2013 07:40 PM, Mr Ian Primus wrote:
>>> I just acquired a Control Data 9747 removable pack drive. I am almost
>>> 100% sure this drive has never been used. It is still in its shipping
>>> box but off its pallet so it can be wheeled around. Its a monster that
>>> takes 11 disk platter packs. I have 1 pack for it. From what I have
>>> found I think it is around 74 vintage? The platter well is not marked at
>>> all and the insides are beautiful. The foam has disintegrated though on
>>> the panels.
>> I guess this is a new one on me. I thought I knew the CDC drives pretty
>> well, but I'm not familiar with the 9747. Is it a standard SMD interface,
>> or was it something custom? From the description, it sounds like the
>> venerable 9766 (11 platter disk packs and disintegrating foam). And from
>> what I know of the 9766, it is amazingly heavy. And, if you made the
>> mistake of wheeling it into a minivan from a loading dock, you'll have all
>> kinds of fun getting it out, later, without one. Ask me how I know this.
> It took four people about four hours to get my 9766 down two flights of
> stairs last year. I don't shy away from moving very many things (I have two
> single-rack computers here that each weigh in excess of a ton), but another
> 9766 not on a ground floor, without suitable big moving equipment and an
> elevator, would give me pause.
This was extremely amusing when I misread the subject as "portable"...
> Dave McGuire, AK4HZ
> New Kensington, PA
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