Re: Weird thing ID (core stack?)

Yep, looks like a CDC stack. --tom On 1/17/18 2:24 PM, Toby Thain via cctalk wrote: > Hi, > > An acquiantance was wondering about more details on this part: > > https://imgur.com/a/p1GQ2 > > It seems to be a core memory stack? But of what type? CDC? > > Any info appreciated. > --Toby >

Re: Weird thing ID (core stack?)

> On Jan 17, 2018, at 3:58 PM, Christian Kennedy via cctalk > wrote: > > > > On 1/17/18 12:24 PM, Toby Thain via cctalk wrote: > >> It seems to be a core memory stack? But of what type? CDC? > > Almost certainly a 6000-series core memory "block" from a PP. 6000

Re: Weird thing ID (core stack?)

On 1/17/18 12:24 PM, Toby Thain via cctalk wrote: > It seems to be a core memory stack? But of what type? CDC? Almost certainly a 6000-series core memory "block" from a PP. They measured 6.75 by 6.75 by 3.625 inches tall, so you might check to see if the dimensions match... -- Christian

Re: Weird thing ID (core stack?)

The marking on the connector certainly says CDC. And the next to last picture shows a black faceplate that pretty much matches what you see in 6000 computers. Look in the Thornton book (http://www.bitsavers.org/pdf/cdc/cyber/books/DesignOfAComputer_CDC6600.pdf