Re: [amsat-bb] AO-27 Exciter

["Gary \"Joe\" Mayfield" <gary_mayfield@xxxxxxxxxxx>]

It is on 436.797 MHz.  I was able to copy it in South Dakota.  I did not use
a preamp, but have a 9 X 9 RHCP yagi on 430 MHz.

73,
Joe
ka0yos@amsat.org

----- Original Message -----
From: <ka1lm@AMSAT.Org>
To: "John Heath" <100675.3601@compuserve.com>
Cc: "amsat-bb" <amsat-bb@AMSAT.Org>
Sent: Tuesday, August 29, 2000 7:33 PM
Subject: Re: [amsat-bb] AO-27 Exciter


> On Tue, 29 Aug 2000, John Heath wrote:
>
> > Read N4USI's interesting post about the AO-27 uploads.
> > AO-27 is still off but understand that we should be able to
> > hear the exciter on 435.797 USB. Tone change due to doppler
> > confirms a satellite signal.  (as opposed to a sproggy).
> >
> > Listened on a couple of occasions but with no result.
> > Anyone heard it ??
>
> 1) as I recall from 1994-95, it's really weak.  Gain antennas very
> desirable and a preamp probably mandatory.
>
> 2) make sure you're in ssb mode to hear the carrier and doppler shift
> clearly.
>
> 73 Steve KA1LM

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