Interesting device on eBay -- CDC clock generator?

Paul Anderson useddec at gmail.com
Fri Jan 17 03:23:36 CST 2020


I have several TEK boards like these. I thought they were delay lines to
keep signals in sync. I had a friend
tell me what he thought they were, but I'll have to call him to refresh me
feeble memory.

On Fri, Jan 17, 2020 at 2:36 AM jim stephens via cctalk <
cctalk at classiccmp.org> wrote:

>
>
> On 1/17/2020 12:11 AM, William Maddox on CCTalk via cctalk wrote:
> > The seller thinks this may be a drum memory, but it is clearly not.
> > My guess is that it is some kind of clock generator.  Anyone recognize
> > this?
> >
> >
> https://www.ebay.com/itm/Vintage-Mainframe-Computer-Part-Drum-Memory-Control-Data/312942951497
> >
> >
> This board from the same vendor has a test point marked DISCH on it,
> maybe part of same subsystem if the guy is repeating info that is close
> to accurate.
>
> Vintage-CONTROL-DATA-Computer-Module-PCB-196Os/
> <
> https://www.ebay.com/itm/Vintage-CONTROL-DATA-Computer-Module-PCB-196Os/283730399441
> >
> https://www.ebay.com/itm/283730399441
> <
> https://www.ebay.com/itm/Vintage-CONTROL-DATA-Computer-Module-PCB-196Os/283730399441
> >
>
> of course the seller admits to no idea what he has, so who know about
> this and the other two "Univac" boards he has.
>
> Interesting though.
> thanks
> Jim
>


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