ISO 70's and 80's coax and twinax terminal docs/brochures

Alexandre Souza alexandre.tabajara at
Wed Sep 19 11:03:59 CDT 2018

time for a ps2-to-3274-terminal-adapter?

Enviado do meu Tele-Movel

On Wed, Sep 19, 2018, 12:47 Al Kossow via cctalk <cctalk at>

> I've started to more aggressively archive material on old IBM and
> compatible coax and twinax
> terminals and was wondering if anyone has documentation scanned or
> squirreled away that I don't
> already have on bitsavers. Most of these have been scrapped by now, and
> surviving keyboards for them
> are going for the high hundreds of dollars now, even from companies like
> Telex or Memorex.
> I started surveying what we have in the CHM collection and about half of
> them have no keyboards :-(
> This is a drag.
> Terminals from the PC era forward seem to be in a little better state
> since many appear to have adopted
> some flavor of 5 pin DIN interface.
> There are some new pictures of a few Telex coax terminals up now under
> and I started trying to restore a 276-12 with integrated establishment
> controller
> that I'm going to have to find a keyboard for. Maybe Cindy knows of
> someone who
> has some more old Telex Microswitch keyboards.

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