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Re: Omni antennas for AO-51



Hi Angel, EA4DUT

If you love to particularly experiment with Quadrifilar Helix
Antennas for 2400 MHz but in general for any frequency
including 1270 MHz read please AMSAT Journal May/June
2004

If you need copy of the above article "Experimental Investigation
of Quadrifilar Helix Antennas for 2400 MHz" please let me
know.

Mucha suerte ! y 73" de

i8CVS Domenico

----- Original Message -----
From: "Angel Peláez, EA4DUT" <angelkilroy@yahoo.es>
To: <amsat-bb@amsat.org>
Sent: Monday, March 27, 2006 3:33 PM
Subject: [amsat-bb] Omni antennas for AO-51


> Hello everybody:
>
> I will appreciate some opinions and experiences on
> omnidirectional Echo mode L/S antennas.
> Something easy to start on this modes as I have no
> AZ/EL rotator.
> I was thinking on a dual mode (or two separate) patch
> antennas but I will wellcome as well any feeddback
> about other sort such as quadrifilar helix. Though
> patch are not exactly omnidirectional antennas I
> remember I read about its using for LEO sat using.
> I now that some gain could help but by now I would be
> happy if I could listen the downlink on 2.4GHz.
> Thanks in advance.
> EA4DUT, Angel
>
>
>
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