[GreenKeys] "New" Teletype (Reddit Link)

[Joe Duszyński]

I do have a hookup for an Osborne 1 to a Teletype interface to use a baudot
machine as a printer.


On Tue, Aug 2, 2022 at 10:04 PM Robert Nickels <ranickels at gmail.com> wrote:

> On 8/2/2022 8:51 PM, Joe Duszyński wrote:
> > Now making my IBM wheelwriter into a multibaud teletype
>
> Back in the 70s when I got into hobby computers the IBM Selectric was
> everywhere, but letter quality printers were relatively scarce, or
> expensive.  I got obsessed with the idea of mounting a bunch of
> solenoids in a frame that could be set on top of the IBM keyboard to
> make any Selectric work as a computer printer.    I never found cheap or
> small enough solenoids with enough force and ended up getting a used
> printing Selectric that has been part of an airline reservations
> terminal, gutting it and building a simple parallel interface for it.
> The software was all hand assembled and poke'd  by a BASIC program and
> relied on timing loops but it worked.   When I finally got it to run 10
> characters per second I declared victory - the Selectric was capable of
> 14.8 with a real closed-loop controller.
>
> A couple years later, my buddy who was a county attorney, had $3K left
> in his budget and wondered if I could help him get a word processor for
> that much $.   We went with an Osborne 1 that came with WordStar, and a
> used printing Selectric from Anderson-Jacobsen that had a parallel
> interface and it worked sweet, letter quality print at full Selectric
> speed.    He was the envy of all the lawyers in town who were locked
> into expensive contracts with Wang, CPT, etc., paying more in lease
> payments than his whole system cost.
>
> 73, Bob W9RAN
>
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