[TUHS] ASCII and UNIX and Model 37 teletypes

Dave Horsfall dave at horsfall.org
Fri Feb 10 08:29:23 AEST 2017

On Thu, 9 Feb 2017, Ron Natalie wrote:

> Amusingly, we though the HERE IS key was just to generate leaders 
> because none of our teletypes had the drum programmed.  Later I found 
> out that you could break the tabs on the drum and have HERE IS send a 
> short string of characters.  ^E (called ENQ or sometimes WRU ...for who 
> are you) triggers this to be sent in response.

Quite common in the Amateur RTTY (radio teletype) world.

Dave Horsfall DTM (VK2KFU)  "Those who don't understand security will suffer."

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