Path: ...!news.mixmin.net!weretis.net!feeder8.news.weretis.net!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: "Carlos E.R." Newsgroups: comp.misc,alt.folklore.computers Subject: Re: the early teletype Date: Mon, 18 Nov 2024 19:12:05 +0100 Lines: 45 Message-ID: References: <673571b4$2$13$882e4bbb@reader.netnews.com> <1r319ug.19nvdvtayti13N%snipeco.2@gmail.com> <1r31arw.1xrpfjr1favr9hN%snipeco.2@gmail.com> <1nvj0lxou9.ln2@Telcontar.valinor> <6KIZO.14451$giU1.1894@fx09.iad> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Trace: individual.net lGVNy80A5ldXnSn3QHEwew+pyttjJcD+VcH1JCgvRbi1qT9MjV X-Orig-Path: Telcontar.valinor!not-for-mail Cancel-Lock: sha1:Qnu84F0dqBNrtSSHXM+uPvuGs5c= sha256:dumep6/sqIv1bvGXValEziLLkUg8fwCltDYwkDcK0Kg= User-Agent: Mozilla Thunderbird Content-Language: es-ES, en-CA In-Reply-To: Bytes: 2763 On 2024-11-18 15:49, David Wade wrote: > On 18/11/2024 14:11, Carlos E.R. wrote: >> On 2024-11-15 21:23, Charlie Gibbs wrote: >>> On 2024-11-15, Scott Lurndal wrote: >>> >>>> "Carlos E.R." writes: >>>> >>>>> On 2024-11-15 00:11, Charlie Gibbs wrote: >>>>> >>>>>> Damn, the things one remembers... >>>>> >>>>> They were in use at my time, somewhere, but I never saw one. Faxes >>>>> were what they used. >>>>> >>>>> Did teletypes use phone lines, with an audio coupler? Or dedicated >>>>> lines? >>>> >>>> Yes. >>>> >>>>   (both) >>> >>> Well put.  :-) >>> >>> Common dial-up services were Telex (Baudot, typically with Teletype >>> model 32s, although a PPOE used a Siemens machine), and TWX >>> (Teletypewriter Exchange), which ran ASCII, typically on Teletype >>> model 33s. >>> >> >> I suppose an operator had to type directly at the machine. Or, was >> there a method to type at some kind of offline machine, then take over >> something, like perforated tape? >> >> > Well if your machine had a punch you could prepare a tape off-line , and > then send full speed when you had it ready and checked. In the UK Creed > did produce "perforators", so a keyboard with a punch so I am sure > Teletype did in the USA > > https://www.radiomuseum.org/r/creed_keyboard_perforator_type_44.html Interesting. Also schematics. Mechanical. -- Cheers, Carlos.