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 <[email protected]> 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:[email protected]] > Sent: Monday, August 28, 2017 12:46 PM > To: [email protected]; JC <[email protected]>; 'GaryK9GS' <[email protected]>; > 'Greg' <[email protected]>; 'topband' <[email protected]> > 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:[email protected]] > Sent: Monday, August 28, 2017 5:58 AM > To: JC <[email protected] <mailto:[email protected]> >; 'Lee STRAHAN' > <[email protected] <mailto:[email protected]> >; 'GaryK9GS' <[email protected] > <mailto:[email protected]> >; 'Greg' <[email protected] > <mailto:[email protected]> >; 'topband' <[email protected] > <mailto:[email protected]> > > 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 > > _________________ > Topband Reflector Archives - http://www.contesting.com/_topband _________________ Topband Reflector Archives - http://www.contesting.com/_topband
