Date: Mon, 15 Jun 2020 14:35:40 -0700
From: jimlux <jimlux@earthlink.net>
To: towertalk@contesting.com
Subject: Re: [TowerTalk] Inverted Vees
<for an idealized half wave dipole, the 10dB down point is at about 67
<degrees off broadside.
<For a 1/4 wavelength (half length) dipole, it's at about 70.5 degrees,
<and for an infinitesimal dipole it's at 71.5 degrees
<For 20 dB it's 82.7, 84, and 84.3.
<That is, if you are 23 degrees off the end, your "depth of null" is
<10dB. To be 20 dB down, you've got to be about +/- 7 degrees.
<The null is sharper for the smaller antenna, which seems somewhat
<counter intuitive.
## What is the null depth when its exactly at 90 degs ?? IE: directly off
the ends of the dipole.
Jim VE7RF
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