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Re: Topband: 160 4 square

To: JC <n4is@comcast.net>
Subject: Re: Topband: 160 4 square
From: "John Harden, D.M.D" <jhdmd@bellsouth.net>
Date: Mon, 28 Aug 2017 18:50:38 -0400
List-post: <mailto:topband@contesting.com>
I am fortunate in that I have a Hi-Z 8 and a Waller Flag on a 32 foot boom at 
95 feet. I use them in Diversity Receive with  K-3. The results has been 
excellent here in Atlanta using a 100 ft 45G shunt fed tower for TX.

73,

John, W4NU
Atlanta

Sent from my iPhone

> On Aug 28, 2017, at 4:50 PM, JC <n4is@comcast.net> wrote:
> 
> Hi Lee
> 
> 
> 
> I remember it very well, but my comparison with the 8 circle is compatible 
> with the RDF, the WF has 11.5 db and the 8 circle can be close to 13 db RDF 
> and it is a winner, that 1.5 db EDF does make a difference, based on  my 
> measurements, the improvement on signal to noise ratio could be 3 to 6 db 
> improvement. 
> 
> 
> 
> We slowly have more stations in land. Like K9CT( Illinois) and K9UWA 
> (Indiana), then we have Pennsylvania K3LR and WE3C, Wal in West Virginia 
> W8LRL and John W4UN in Georgia. The performance on 80m has being very solid 
> on all of them, on 160m very similar as well. I agree with you, there are 
> lots of things to learn about horizontal propagation on top band, every year 
> is somehow different. Beverages have been around for almost a century but the 
> WF for  only a decade and only one year and half on central states, nothing 
> in West coast yet.
> 
> My experience following several WF installations, is that depends on the 
> number of vertical structures on the site, some stations have difficult to 
> try to detune all towers. One point is common, good ground system is a must 
> and does help to keep common mode noise low.
> 
> 
> 
> The last six month has been quite difficult for me, but things are getting 
> back to normal. Bod will get his antennas very soon.  Family, Work and Radio  
> but health was been some complex with my vertigo problem.   I am really way 
> behind schedule here.
> 
> 
> 
> 
> 
> 73’s
> 
> JC
> 
> N4IS
> 
> 
> 
> 
> 
> From: Lee STRAHAN [mailto:k7tjr@msn.com] 
> Sent: Monday, August 28, 2017 12:46 PM
> To: n6bk@yahoo.com; JC <n4is@comcast.net>; 'GaryK9GS' <garyk9gs@wi.rr.com>; 
> 'Greg' <n4cc@windstream.net>; 'topband' <topband@contesting.com>
> Subject: RE: Topband: 160 4 square
> 
> 
> 
>   Good morning all,
> 
>      What I can tell you about the two antennas for 160 meter receiving is 
> that as many have said before, you cannot have too many receiving antennas 
> for 160 meters. Before Dale N4NN became ill and passed, Dale and I maintained 
> near daily contact. Dale had the Hi-Z 8 element with very little local noise. 
> We always quietly compared his station with what you were reporting JC. As 
> near as I could tell in the Florida area the two antennas were very close to 
> each other. Most often both antennas would hear the same signals. 
> 
>  There are a couple more contest stations that actually have both a 
> horizontal Waller flag and a Hi-Z 4-8pro or 8A 8 circle. In one case the 
> verticals are the preferred and in the other the word is you need both 
> antennas. My opinion, I think it depends quite a bit on station location. 
> That is, I think on stations near the ocean coasts the horizontal Waller flag 
> hears very well. Again, my opinion but I don’t think it works as well in the 
> mid lands or receiving over long stretches of land. Eventually we will have 
> enough history to really know for sure if one or the other is better. Again, 
> there is likely advantages to either one at different times or locations. 
> Suffice to say there is lots left to be learned
> 
>    In that regard, some stations have reported the Hi-Z full sized 8 circle 
> to not quite have enough sensitivity in really quiet background noise areas. 
> I have developed a means to reduce the noise figure of that array very 
> significantly and the first beta test users are reporting a definite 
> improvement to the standard Hi-Z 200 foot 8 circle on 160 meters for those 
> fortunate enough to have a really quiet location.
> 
> Lee   K7TJR
> 
> 
> 
> From: Bob Kupps [mailto:n6bk@yahoo.com] 
> Sent: Monday, August 28, 2017 5:58 AM
> To: JC <n4is@comcast.net <mailto:n4is@comcast.net> >; 'Lee STRAHAN' 
> <k7tjr@msn.com <mailto:k7tjr@msn.com> >; 'GaryK9GS' <garyk9gs@wi.rr.com 
> <mailto:garyk9gs@wi.rr.com> >; 'Greg' <n4cc@windstream.net 
> <mailto:n4cc@windstream.net> >; 'topband' <topband@contesting.com 
> <mailto:topband@contesting.com> >
> Subject: Re: Topband: 160 4 square
> 
> 
> 
> Well I ordered one about half a year ago so if it ever comes I will be able 
> to compare it directly with my HiZ 8 circle array and get a definitive 
> answer. We have no local noise here only propagated tropical QRN.
> 
> 
> 
> 73 Bob HS0ZIA
> 
> _________________
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