[GreenKeys] Model 40, Anyone?
Nick England
navy.radio at gmail.com
Sat Jun 13 15:12:51 EDT 2020
I have accumulated several piles of M40 manuals that I haven't gotten
around to scanning yet.
If anyone needs something in particular, look at my manuals page and if you
see an "o" or "x" in the Notes column, that means I should have an original
somewhere. Start looking around here:
http://www.navy-radio.com/manuals-ttycorp.htm#m40
BTW, I'm still looking for a M40 keyboard, display, and printer,,,,
Cheers,
Nick England K4NYW
www.navy-radio.com
On Sat, Jun 13, 2020 at 2:54 PM David I. Emery <die at dieconsulting.com>
wrote:
> On Sat, Jun 13, 2020 at 07:59:07AM -0500, Paul Kasley wrote:
> > Actually, at least on the early production, PMOS, manufactured in the T3
> > processing area at 5555 Touhy. Tag Waggener's autobiographical
> > book"Teletype-We Made That Data Move" relates the struggles to get
> > processing yields up.
>
> Getting old, memory fades... I had the schematics of my machines
> and did remember it wasn't CMOS... seemed very early generation even
> in the late 70s...
>
> I do remember the prints and manual had a surprising amount of
> detail about how the print electronics worked including timing diagrams
> and notes about how the stuff processed data.
>
> And there were multiple DIP switches for setting slightly different
> operating modes...
>
>
> --
> Dave Emery N1PRE/AE, die at dieconsulting.com DIE Consulting, Weston,
> Mass 02493
> "An empty zombie mind with a forlorn barely readable weatherbeaten
> 'For Rent' sign still vainly flapping outside on the weed encrusted pole -
> in
> celebration of what could have been, but wasn't and is not to be now
> either."
>
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