[HECnet] TOPS-10 D-Day, DECnet failure on November 9th is less than six days away
Dave McGuire
mcguire at neurotica.com
Sun Nov 7 19:39:12 PST 2021
On 11/7/21 10:11 AM, Paul Koning wrote:
>>> Anyway, Magica was up and running for about 6h yesterday. A real 11/70 might outnoise an 11/780. :-D
>>
>> We have a PDP-11/70 and a VAX-11/780 in adjacent rows at the museum. The 11/780 is considerably louder. I will measure this for quantitative numbers the next time I'm over there.
>
> I remember the same from about 40 years ago. The RSTS/E development lab had a large 11/70 ("the ARK" because it had two of almost every peripheral RSTS supported). Right next to it was a pretty large VAX-11/780. It was a whole lot noisier than even that very large 11/70.
Yeah, I'd believe it.
> In fact, there was an internal joke that the cooling blowers in the 780 were designed to push the machine away from walls, to ensure field service access clearance to the machine. :-)
soda -> keyboard
--
Dave McGuire, AK4HZ
New Kensington, PA
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