Regular dipoles vary hugely depending on height. Shortening one with
loading will lower the impedance. How high was it?
73
----- Original Message -----
From: "David Jordan" <wa3gin@erols.com>
To: "Towertalk" <towertalk@contesting.com>
Sent: Sunday, November 03, 2002 6:05 PM
Subject: [Towertalk] Rotating Dipole
>
> Hi Folks,
>
> This weekend I took two old Butternut HF6V vertical antenna and
mounted
> them end to end to create a rotating dipole. I had been using them
as a
> phased array at a past QTH and they were just in the aluminum pile
at
> the new QTH.
>
> I was surprised that the dipole tuned up right in the middle of the
40m
> phone band with a 50 ohm input impedence. What am I missing? I
thought
> for sure the input impedence would have been lower than 50 ohms!
>
> thoughts,
> dave
> wa3gin
>
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