Re: Core memory emulator using non volatile ram.

2018-12-15 Thread allison via cctech
On 12/15/2018 01:01 PM, Guy Sotomayor Jr via cctech wrote: > FRAM or MRAM. I make extensive use of them in my projects. > > Everspin has a few (all SMT and 3.3v). As I recall they run ~$20/ea for 4Mb > (512K x 8 or 256K x 16). > > TTFN - Guy > >> On Dec 15, 2018, at 1:22 AM, Rod G8DGR via

Re: Researching IBM rare equipment from 50s to 80s

2018-12-15 Thread Randy Dawson via cctech
I worked with an ex-IBMer who told me about this thing. It was nick-named "The Noodle Snatcher" - with a puff of air it wiggled the mag tape and wrapped it around a drum for read/write. It had a nasty habit of mis-handling the tape. He told me that during a sales presentation to a customer,