[ARC5] American Morse
w8au at sssnet.com
w8au at sssnet.com
Fri Aug 29 10:10:30 EDT 2014
Morse Telegraph Club site will give info on Internet use of Americn Morse.
This mode has superceded the "on air" gatherings. (unfortunately.
Perry w8au
> ----- Original Message -----
> From: "Dennis Monticelli" <dennis.monticelli at gmail.com>
> To: "Robert Rode" <midnitetoaker58 at gmail.com>
> Cc: "ARC-5" <arc5 at mailman.qth.net>
> Sent: Wednesday, August 27, 2014 9:35 PM
> Subject: Re: [ARC5] American Morse
>> But I don't know if any American Morse is used on the air.
>> Perhaps there
>> is an on-line group that communicates with this code.
>>
>> Dennis AE6C
>>
>>
>> On Wed, Aug 27, 2014 at 8:45 PM, Robert Rode
>> <midnitetoaker58 at gmail.com>
>> wrote:
>>
>>> ..."Morning, gang,.any body involved with hobby
>>> telegraphy , sounders and
>>> such things ?
>>> ______________________________________________________________
> Try the Morse Code mailing list
>
> http://mailman.qth.net/mailman/listinfo/morsecode
>
> Also
> http://mailman.qth.net/mailman/listinfo/cw
>
> Lots of folks there working with American Morse.
> It _is_ possible to rectify tone signals to work a
> sounder. I've seen diagrams for drivers on the web but don't
> have a web site at hand. A Google search will find one.
> There is also an Americal Morse group who meet via the
> internet.
>
> Many years ago I used to work American Morse on the air
> with a fellow who was a retired railroad telegrapher. We
> just read the regular CW tones. I doubt if I could read any
> now but it might not take long to catch up. Code sounds
> different on a sounder, for one thing a sounder in a
> resonater (those triangular boxes) is _very_ loud. I don't
> know for certain when resonators began to be used but
> suspect it may have been when typewriters became popular. A
> telegraph office must have been a very noisy place with the
> sounders and relays chattering constantly.
> You probably know that American Morse was probably
> thought up by Alfred Vail, who was Samuel Morse's assistant.
> The Germans came up with Continental code which has
> advantages for cable use. American Morse has very slightly
> lower bandwidth for a given speed than Continental code,
> probably not significant.
> There are in general two kinds of sounders; "main-line"
> and "local" with differing sensitivity. The main-line kind
> was meant to work from long telegraph lines with high
> rsistance, the local sounder was meant to work from a local
> relay which itself was on the main line. There is lots more
> on the web.
>
>
> --
> Richard Knoppow
> Los Angeles
> WB6KBL
> dickburk at ix.netcom.com
>
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