Fast Unibus Sync Serial?

Mattis Lind mattislind at
Tue Apr 26 09:26:11 CDT 2016

2016-04-26 3:45 GMT+02:00 Ken Seefried <seefriek at>:

> Is there an equivalent to the DSV11 for Unibus?  Or other quick Unibus
> sync serial that my Google-fu isn't good enough to find?  The DMC11
> looks like it can do 56Kbps over V.35, which is better than the
> 19.2kbps on the DMF32, but it would be useful to be able to push to
> 256Kbps (or faster).  I'm particularly interested in doing HDLC.


Seems to be able to do 500 kbit/s full duplex and 1 Mbit/s half duplex. It
consists of two cards M8203 and M8207. I have a few that I cannot find any
use for...


> KJ

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