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Re: SO-50 and 74.4 tone
- Subject: Re: [amsat-bb] SO-50 and 74.4 tone
- From: "Andrew Glasbrenner" <glasbrenner@xxxxxxxxxxxxxx>
- Date: Mon, 17 Jul 2006 18:37:49 -0400
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A 74.4 tone will reset the timer even before it expires. A very short
transmission is plenty, like 1 second.
73, Drew KO4MA
----- Original Message -----
From: "Patrick STODDARD (WD9EWK/VA7EWK)" <amsat-bb@wd9ewk.net>
To: <amsat-bb@amsat.org>
Sent: Monday, July 17, 2006 5:49 PM
Subject: Re: [amsat-bb] SO-50 and 74.4 tone
> Hi!
>
>> Carl ~ the 74.4 Hz tone sets a 10 minute timer. No need to re-send the
>> tone if
>> there is activity on the bird. It will need a 67 Hz tone to hear your
>> uplink
>> signal.
>
> Do we have to wait for the timer to run out, before we send the 74.4 Hz
> tone to
> reset the timer? Or will it reset anytime the SO-50 receiver hears
> that tone on the
> uplink? It seems like the timer can't be reset while it active, but I
> could be wrong.
>
> Thanks in advance, and 73!
>
>
> Patrick WD9EWK/VA7EWK - Phoenix, Arizona USA
> http://www.wd9ewk.net/
> ----
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----
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