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[aprssig] Voice Alert (was: PL 100 on a base station)

Wes Johnston, AI4PX wes at kd4rdb.com
Mon Apr 23 15:48:47 UTC 2007


1st harmonic of 50hz power in europe.
Wes


On 4/23/07, Jan T. Pharo <la2bba at jpharo.net> wrote:
>
> "Bob Bruninga " <bruninga at usna.edu>, Mon, 23 Apr 2007 09:51:27 -0400
> (EDT):
>
> >The purpose of Voice Alert is to be aware of being in simplex range of
> another APRS voice-alert station, and if you want to chat, to call each
> other and QSY for the chat.
> >
> >See the web page:
> >
> >http://www.ew.usna.edu/~bruninga/voiceAlert.htm
>
> a short quoting from the web page:
> ||and set CTCSS-100 (136 in Europe)
>
> Just for curiosity (and because the question has come up in the
> TM-D700 Yahoo group): Why is another subtone than 100 Hz suggested for
> Europe?
>
> --
> 73 de Jan, LA2BBA
> Hvaler, Norway
>
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>


-- 
In theory there is no difference between practice and theory.
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