Mystery system

Jon Elson elson at pico-systems.com
Thu Feb 4 23:30:43 CST 2016


On 02/04/2016 11:22 PM, Chuck Guzis wrote:
> On 02/04/2016 08:25 PM, Jon Elson wrote:
>> On 02/04/2016 08:57 PM, William Donzelli wrote:
>>> Some models of 3420s were 7 track.
>>>
>>>
>> Yes, I suppose there was a need in some installations to 
>> handle old,
>>  archival tapes.  But, I certainly never saw one.  Most 
>> sites got rid
>> of their 7-tk stuff as soon as they could.
>
> Some 6-bit systems hung around for a very long time.  E.g. 
> CDC CYBER 170/180.  7-track drives for those never really 
> went out of fashion until well into the 1980s.
>
> Here's a 1981 CW article that specifically mentions the 
> CDC 667 in the drive inventory of McDonnell Douglas 
> automation.DP center:
>
> http://bit.ly/23MFZOb
>
I was there on a tour, a few years earlier.  I think they 
still had the model 195 at the time.
A vast facility filled with big blue boxes.  The basement 
had so many 415 Hz UPS's that you had to stick your fingers 
in your ears.

Jon


More information about the cctalk mailing list