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 _________________ Searchable Archives: http://www.contesting.com/_topband - Topband Reflector |
<Prev in Thread] | Current Thread | [Next in Thread> |
---|---|---|
|
Previous by Date: | Re: Topband: CQ ssb contest, Per Eklund |
---|---|
Next by Date: | Re: Topband: Broad band antenna approach for 160 Contesting, Grant Saviers |
Previous by Thread: | Topband: Broad band antenna approach for 160 Contesting, Artek Manuals |
Next by Thread: | Re: Topband: Broad band antenna approach for 160 Contesting, Grant Saviers |
Indexes: | [Date] [Thread] [Top] [All Lists] |