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Re: PSK tone interesting on AO-40




Isn't it associated with magnetorquing? I think I recall this discussion
before and the answer was related to moving the attitude of the bird. 73

hasan schiers, NØAN
schiers@netins.net

----- Original Message -----
From: "Mark L. Hammond" <hammond@surrealnet.net>
To: "Howard Long" <howard@howardlong.com>; <amsat-bb@AMSAT.Org>
Sent: Tuesday, July 03, 2001 3:32 PM
Subject: Re: [amsat-bb] PSK tone interesting on AO-40


> Yep, I thought it sounded different last night, too.  Perhaps something is
> charging/cycling/powering?
>
> 73,
>
> Mark
>
> At 08:25 PM 7/3/2001 +0100, Howard Long wrote:
> >Sitting here in the shack listening to AO-40 (and watching the telemetry)
> >tonight, the PSK tone seems to lower by a few tens of hertz for a couple
of
> >seconds and then rise back again.
> >
> >I've never heard this before, but I'm sure someone will be able to
explain.
> >Can't see anything obvious from the telemetry myself.
> >
> >I thought at first it was the down converter I was using, but I get the
same
> >on my AR-5000 too.
> >
> >73 Howard G6LVB
> >
> >----
> >Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
> >To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org
>
>
>
> Mark L. Hammond  [N8MH]
>
> ----
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>

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