It is a 16 x 64 character TV Typewriter. The coax at the top should
generate Composite video out. Typically the display ram was memory mapped
in the S100 space. It looks like you're may have been converted to be a
dumb terminal of some sort.
--Chuck
At 10:36 PM 9/28/98 +0200, you wrote:
Here's a nice puzzle for you.
Does anybody know what it is?