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Re: Topband: Broad band antenna approach for 160 Contesting

To: Artek Manuals <Manuals@ArtekManuals.com>, topband@contesting.com
Subject: Re: Topband: Broad band antenna approach for 160 Contesting
From: "Richard (Rick) Karlquist" <richard@karlquist.com>
Date: Sun, 28 Feb 2021 07:10:19 -0800
List-post: <mailto:topband@contesting.com>


On 2/27/2021 2:23 PM, Artek Manuals wrote:
Rick et all

he feed, The taps are relay selected .  Taps selected for a dip
at 1816, 1840 , 1860, 1880, 1900 and 1920. SWR 1.3:1 from 1.8 to 19.5 which the my KPA1500 and Alpha 9500 both love.

Dave
NR1DX
manuals@artekmanuals.com


Thanks for posting this suggestion.  Perfectly reasonable design.
I use an alternative design using switched mica capacitors.
I also use a 2.25:1 matching transformer, but the "windings"
are implemented using coax.  Not sure if Sevick does this.

73
Rick N6RK
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