[GreenKeys] Teletype Corp. History circa 1960

Dave Horsfall dave at horsfall.org
Fri Mar 17 19:35:49 EDT 2023


On Fri, 17 Mar 2023, Robert Nickels wrote:

> Yep, and they did.  Some big names like Hazeltine, Lear Siegler, Data 
> General, and DEC took their shot once the game shifted from 
> electromechanical expertise to stuffing ICs onto a board,  [...]

Those were indeed great terminals (well, maybe apart from the VT-05[*]).

> It's probably worth mentioned the TI Silent 700 series in this context, 
> as with their quiet thermal printers the were a competitor to Teletype 
> for some applications [...]

Ahh, I remember the TI-700 well; whenever I visited parents and friends I 
used to grab it from $WORKPLACE, ask where the phone socket was, and 
proceed to impress them with what I did for a living :-)

> I do still have my ADM-3, the iconic dumb terminal by LSI, out in the 
> garage, maybe someday I'll see how big a noise that electrolytic will 
> make when I power it up for the first time in decades.    Here's what's 
> under the hood: 
> https://hackaday.io/project/172173/gallery#3d31dbee7e87d92ee128021304357a4b

Not the ADM-3A?  That was a great terminal (the first that I used with the 
keys in all the "right" places).

[*]
72 x 20, and some weird delays required.

-- Dave VK2KFU


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