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RE: seeking advice on easy sats
- Subject: RE: [amsat-bb] seeking advice on easy sats
- From: Tony Langdon <tlangdon@xxxxxxxxxxxxxxxxxx>
- Date: Mon, 10 Sep 2001 13:07:17 +1000
> AO 14 is often only receivable for short bursts and periods
> of say 30 seconds
> to a minute two or three time during each pass. Signal
> strength is usually
> between S1 and S4 during those times. I'm only guessing that
> the reason might
> be that the satellite may be tumbling slowly which means that
> the satellite's
> antenna is pointing away from the earth for long periods of
> time. Is this
> correct?
>
> FO 20 is very weak and I'm not sure if the signal fades to
> the same extent as
> AO 14 although it does seem more consistant. The difficulty
> with this one is
> compounded because it receives little use although the
> whistles and hellos
> does indicate that the satellite is still functioning.
I use a small beam myself, and can hear both UO-14 and FO-20 very well.
Using a 2 element beam uplink, I can send a CW signal that appears almost
full quieting with 1.5W uplink.
> My station is very modest and consists of an FT-817 and a
> hand-held home
> built 6 element Yagi. I don't have a preamplifier and I can't
> be sure that
> the antenna is performing to it's peak because I don't have
> access to a UHF
> SWR meter. However the beam width is around 25 degrees which
> I expect is
> normal and it certainly out performs a rubber duckie.
I'd double check your Rx, antenna and feedline, to be sure. :)
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