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From: bourman@hpccc.HP.COM (BobbHewlett-PackardCorpNetEngPaloAltoCa.)
Newsgroups: comp.dcom.modems
Subject: Re: 134.5 baud == IBM 2741 (was: Re: Why 300 baud?)
Message-ID: <5830012@hpccc.HP.COM>
Date: 5 Jun 90 21:30:25 GMT
References: <9686@discus.technion.ac.il>
Lines: 21

/ hpccc:comp.dcom.modems / kaufman@Neon.Stanford.EDU (Marc T. Kaufman) /  7:06 pm  Jun  1, 1990 /
In article <KINDRED.90May31185056@pyrite.telesci.UUCP> kindred@telesci.uucp writes:
|>	Along the lines a strange baud rates, I personally have run
|>into the all time favorite baud rates of 134.5 and 1050.  The 134.5
|>was used in a six bit commodities ticker,...
|
|134.5 was also the baud rate used by the (half-duplex) IBM 2740 and 2741
|Selectric typewriters.  This works out to 14.9+ characters per second, since
|they used a 9-bit code (1 start, 1 stop, 7 data - sent HIGH BIT first).
|
|1050 was what.. anybody.. I seem to remember Kleinschmidt reperforators
|(tape punches) running at that speed.
|
|Marc Kaufman (kaufman@Neon.stanford.edu)
|----------


   WOW, It's nice to hear someone who used to work on the old Kleinschmidts !
   The ANFGC20,25,26,56,57
   Remember the 5A tickers and the M-15/ M-19 TTY's ???  We used to use old
   teletypes TTY M32ASR at 50baud 1/4 speed and 1/2 speed to Penang !