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 >