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@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 >