[amsat-bb] I wonder if this commercial quadrifilar helicoidal antenna any good?

Andrew Glasbrenner glasbrenner at mindspring.com
Tue Mar 1 15:11:41 UTC 2016

I have the UHF model. It lives on a magnet base stuck to the side of the AC air handler in my garage, and I hang my yard work hat on it. It was worse than a 2m 1/4 wave whip on receive on AO-51.

The 2m model might be a little better for 2m downlinks.

73, Drew KO4MA

Sent from my iPhone

> On Mar 1, 2016, at 9:54 AM, Eric Christensen <eric at christensenplace.us> wrote:
> Hash: SHA256
> I've been wanting to build a quadrifilar helicoidal antenna for a
> while.  Unfortunately I just can't seem to find enough time to figure
> out what parts I need much less put the thing together.  With that in
> mind, I wonder if this antenna is any good:
> http://www.antennas.us/store/p/396-UC-AMSAT-KITP-2-m-/-70-cm-Passive-Ama
> teur-Satellite-Antenna-Kit.html
> Anyone had any experience with it?
> 73,
> Eric WG3K
> Version: GnuPG v2
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