New find, Edax PDP 11/23 system available.
ethan.dicks at gmail.com
Fri Jan 5 21:02:32 CST 2007
On 1/5/07, Bob Shannon <bshannon at tiac.net> wrote:
> I've just found an interesting vintage system.
> The machine is an Edax 9100 / 70. It contains a PDP 11/23 with MMU and FPP
> chips installed running RT 11 V4, circa 1980...
> Keyboard / Console unit:
> A very retro-looking, nice keyboard with extra function keys, and a row of
> alphanumeric LED display modules for programmable legends over the
> function keys. All apparently controlled by standard RS-232 links to the
> 11/23. The displays look like old Litronix DL-1414 modules.
> Video Display unit:
> Uses a portrait-format CRT in a (then) futuristic tilt-swivel metal chassis.
> This interfaces to the special video display system in the main chassis...
> This same display is also used to talk to the PDP/11, I'm thinking that the
> UART in the display section (I have full schematics) is used to emulate
> a dumb terminal with the ASCII keyboard section on the Keyboard / Console unit.
That's an interesting way to do it. I'm curious how _dumb_ the
emulated terminal is (VT52/VT100, totally dumb glass TTY, etc.)
Portrait displays are quite unusual in vintage gear, and I'm curious
to learn about any examples.
> Better still, if someone wants a little RT-11 box, and does not care if
> the DEC logo is nowhere to be found, this might be
> a fun and funky little box to hack around on.
I'm in Ohio, so I'll give this a pass to someone who is much closer,
but it sounds cool.
> Its really got killer retro looks, the styling of the thing is really
> something (photos are possible).
I'll "third" the request for photos, especially of the keyboard and display.
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