[amsat-bb] Additional comments on VHF QHA antenna project

Richard Tejera Saguaroastro at cox.net
Wed Jul 18 01:18:57 UTC 2018


You should be able to access the article on line from the ARRL website.

A good resource for those wanting to build one at a different frequency is here:

http://jcoppens.com/ant/qfh/calc.en.php

Rick Tejera K7TEJ
Saguaro Astronomy Club
www.SaguaroAstro.org
Thunderbird Amateur Radio Club
www.w7tbc.org

On July 16, 2018, at 13:32, Francis Geraci <fgeraci14 at gmail.com> wrote:

Hello again, Sat Heads - WB1FXX

I had quite a few comments/questions on this antenna.

First : I have to give a HUGE "Shout-out" to David P. Finell, N7LRY for his
extremely concise article in the May, 2018  issue of  QST. David is the 2nd
place winner in the 2017 QST Antenna Design Competition. He is "amazingly"
quick to answer my Emails with questions I had during the Project. Thank
You again, David.

I don't have a lot of  performance reports yet. My Sat Shack is down for
some house renovations. The station is under plastic sheets.

Yes, It's a pretty exacting build. David does most of the dimensions in MM
/ CM . I had to "re-calibrate" my brain for the  metric system. I'll never
go back to inches / feet.
I had a great time building the antenna. It WAS a challenge to my
metalworking skills. Installing the "phasing harness" was the toughest
part. Very small space to work in.
Patience Preservers. Take your time, walk away when You get frustrated and
"admire" your progress.

As an "aside", my YL, K3FXX said it's the coolest antenna I've built, which
is many. Calls it "A work of Art". I agree.

I hope all can find the QST article and consider building one. Maybe David
will "weigh-in" and provide a copy of the article to the Amsat group.

Best to Group - WB1FXX
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