[amsat-bb] Re: AO-51 Mode L uplink LHCP or RHCP?
ko6th_greg at hotmail.com
Sun Jun 24 23:02:07 PDT 2007
Just a quick note to the group that, now that AO-51 is no longer in mode LU,
I've finished the L-band Helix antenna. Photos are at the bottom of the
page at: http://home.wavecable.com/~ko6th
There's a weak carrier off to the West of here, and it seems a bit stronger
than with the makeshift Quagi I had before. So, I'll call it a success.
Thanks to all for your help,
p.s. if for some odd reason you've bookmarked my projects page, note that
we've changed service providers, and have a new URL.
----Original Message Follows----
From: "Patrick STODDARD (WD9EWK/VA7EWK)" <amsat-bb at wd9ewk.net>
Reply-To: amsat-bb at wd9ewk.net
To: AMSAT-BB <amsat-bb at amsat.org>
Subject: [amsat-bb] Re: AO-51 Mode L uplink LHCP or RHCP?
Date: Sat, 16 Jun 2007 19:15:45 -0700
> Ok, in a little panic here... Building a helix to get a bit more gain on
> the AO-51 mode L uplink, and I just realized that I don't know if it
> be Left or Right-hand polarized. Which way should it go?
Not sure which way will really matter, since the AO-51 L/S antenna is not
circularly polarized. It's explained in Gould Smith's AO-51 book, and also
in the following PDF:
Page 7 in the PDF has a photo of the antenna and a brief description of
Sent via AMSAT-BB at amsat.org. Opinions expressed are those of the author.
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