[Hallicrafters] Re: Dipole antenna

Howard R. Weeks weeksh at bellsouth.net
Wed Feb 23 17:55:40 EST 2005


Let me add another opinion.

Tuners might permit your transmitter or receiver to "like" the antenna
impedance
a bit better - but they do not help an antenna that does not radiate to
radiate better!

Howard Weeks
Harlem, GA


----- Original Message -----
From: "Jim Brannigan" <jbrannig at optonline.net>
To: <Rich.Oliver at lowell.edu>; "Waldo Magnuson" <magnuson at mac.com>;
<hallicrafters at mailman.qth.net>
Sent: Tuesday, February 22, 2005 6:52 PM
Subject: Re: [Hallicrafters] Re: Dipole antenna


This will be an interesting thread!!!

My Dipole interest is for 80 and 40Meters, I have a beam for the other
bands.
At this QTH I have tried (all in an inverted Vee configuration, hung off the
tower):
A 40-80M trap Dipole with balun
80M Dipole with homemade open wire line on standoffs (fed by a real balanced
tuner, not a 4:1 balun)
A G5RV (no balun) and T-match tuner.

The trap Dipole was terrible.
The open wire line was a pain to deal with, but worked OK. The plug-in coils
in the tuner were a nuisance.
The G5RV was the best.

For the 80 and 40M part of my 5BDXCC I used the G5RV and a Butternut
Vertical

At 80-40M coax losses are negligible.  I saw no difference between the coax
to ladder line G5RV and the open wire line Dipole.

Let it begin.......

Jim


> My advice - think ladder line and a balanced tuner.  Its the only way to
> fly.  Stop warming your coax and heat the ionosphere instead!
>




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