Re: Dr. James Marsters, TTY deaf service developer [Telecom]

TWX was originally a manual service. The operator answered something

> like "GA" and you passed your number using the keyboard. A place we > called frequently had two numbers: NY 1-1 and NY 1-1847. If the first > one was DA (which the operator would report manually) you had to type > the second number for the operator to try again. > (Surprising how those two numbers popped into my mind without thinking.) > ***** Moderator's Note ***** > > I'm curious: were you using Model 15 or Model 28 machines?

Model 15. We're talking about the 1950s. I don't know that the Model 28 had yet been thought of.

Wes Leatherock snipped-for-privacy@aol.com snipped-for-privacy@yahoo.com

***** Moderator's Note *****

The Model 28 was introduced in 1954. It proved so reliable that the design was converted to 8-level for use with ASCII, and named the model 35.

Bill Horne

Reply to
Wesrock
Loading thread data ...

Cabling-Design.com Forums website is not affiliated with any of the manufacturers or service providers discussed here. All logos and trade names are the property of their respective owners.