[GreenKeys] 8 bit punch/reader?

Suhayl Khan suhaylkhan at gmail.com
Wed Aug 20 18:39:28 EDT 2014


Hi Eugene,

I also have some IMSAI 8080s that I am planning on interfacing with my
ASR-33 teletypes... just need some time. I do not know if Teletype made an
8-bit reader/punch however I've found the following on hackaday where
someone has built a circuit for reading paper tape that may be of interest
to you:

http://hackaday.com/2014/05/02/reading-paper-tapes-from-scratch/
http://www.vintage-computer.com/vcforum/entry.php?458-Reading-paper-tapes-from-scratch

Also see:
http://www.nycresistor.com/2013/05/11/go-back-and-do-it-right-a-better-punched-tape-reader/

Regards,

Suhayl Khan

On Wed, Aug 20, 2014 at 6:22 PM, W2HX <w2hx at w2hx.com> wrote:

> Hi folks. I am thinking about acquiring an IMSAI 8080 or some similar aged
> vintage computer to relive some misspent youth.  I know nothing about 8 bit
> teletypes.  I have a 28 ASR and KSR and I have room for nothing else. Can
> someone tell me if teletype made an 8-bit reader/punch machine with no
> keyboard or printer? And if so, are they rarer than hens teeth?
>
>
>
> Also, how rare is 1” tape? I am also considering researching some of the
> CNC punches/readers that can be found on wncsupply.com as some of these
> can use mylar tape – more durable and maybe more plentiful.  Of course, I
> have no idea whether these other kinds of punches/readers can be made
> usable with these old computers.
>
>
>
> I guess this question is half vintage computer related and half teletype
> specific.
>
>
>
> Thanks
>
> 73 Eugene W2HX
>
>
>
>
>
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