On 19/09/2019 22:06, Paul Koning via cctalk wrote:
On Sep 19, 2019, at 3:45 PM, Mattis Lind via cctalk <[email protected]> wrote: An ex DEC engineer offloaded some stuff that he had found in his attic. ... Then there were some DC100 tapes in a huge heap of TU58 diagnostic tapes for VAX-11/730 and VAX-11/750 that looked different. https://i.imgur.com/6n8yCxd.jpg?1 They were marked "BI-SYNC TRAINING TAPE" and "ASYNC TRAINING TAPE TAP-895-103-1.0 3.04"BI-SYNC is an odd spelling, but I would guess it means "BISYNC", the ancient communication protocol mostly used by IBM. With the hyphen it sounds like it's related to BI, but I suspect that's a red herring. paul
It must be BISYNC - DEC had many bisync comms products over the years. VAXBI stuff on TU58 doesn't make very much sense to me ! Antonio -- Antonio Carlini [email protected]
