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From: John Ames <commodorejohn@gmail.com>
Newsgroups: comp.misc,alt.folklore.computers
Subject: Re: the early teletype
Date: Thu, 14 Nov 2024 09:06:00 -0800
Organization: A noiseless patient Spider
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On Thu, 14 Nov 2024 06:56:20 -0000 (UTC)
Lawrence D'Oliveiro <ldo@nz.invalid> wrote:

> You could hear such signals quite frequently on short-wave radio -- a 
> rapid series of tones alternating between two pitches -- much faster
> than Morse code.

Brings back childhood memories of listening to my dad communicating
with his (deaf) parents via TDD, and hearing the little Baudot trills
coming over the acoustic coupler...