I really appreciate the answers to my question about further disguising the Hex from neighbors -- thanks for those.
On Sun, May 21, 2017 at 7:59 AM, Joe Subich, W4TV <[email protected]> wrote: > On 5/21/2017 12:45 AM, Vic Rosenthal wrote: > >> The TH11DXX that G3TXQ compares to the Hexbeam has at least 3 elements on >> each band and is a modern design, no traps. >> > The TH11 has driven elements for 12, 17, 15, 12 and 10 (2) with > reflectors for 20 and 17 and trapped directors for 10, 15 and 20. > Element spacing is nowhere near optimum and, other than the DE, > any 12 meter performance is nearly accidental. > > If someone found that the C3 (2 el on each band) outperformed it, I >> would be very suspicious that something was wrong with the sample >> tested. >> > You are welcome to argue with K7LXC/N0AX but their testing protocol > is well documented and they do not indicate any abnormal behavior > in the tested TH11 where they do note issues with other antennas. > > 73, > > ... Joe, W4TV > > > > On 5/21/2017 12:45 AM, Vic Rosenthal wrote: > >> The TH11DXX that G3TXQ compares to the Hexbeam has at least 3 elements on >> each band and is a modern design, no traps. If someone found that the C3 (2 >> el on each band) outperformed it, I would be very suspicious that something >> was wrong with the sample tested. >> I did look at the wrong picture and you are correct that the XR5 is 9 >> elements. >> >> Vic 4X6GP >> >> On 20 May 2017, at 23:28, Joe Subich, W4TV <[email protected]> wrote: >>> >>> >>> Why do you think it will "significantly outperform the hex beams?" >>>> >>> >>> Based on the performance data (K7LXC/N0AX) for the original Force 12 >>> C3 and TH11 with comparisons of the broadband Hexbeam and the TH11. >>> The K7LXC/N0AX field data shows the C3 outperforming the TH11 while >>> G3TXQ's web page <http://www.karinya.net/g3txq/hexbeam/broadband/> >>> shows the TH11 with approximately 3 dB advantage over the broadband >>> hexbeam. >>> >>> I wouldn't say an 11 element yagi with capacity hats on the elements >>>> has an especially low visual profile! >>>> >>> >>> Neither the XR5 nor the Navassa 5 has 11 elements *or* capacity hats. >>> The XR5 is a 9-element antenna and the Navassa 5 has 10 elements as >>> documented in the two links I provided. >>> >>> 73, >>> >>> ... Joe, W4TV >>> >>> >>> On 5/20/2017 3:34 PM, Vic Rosenthal wrote: >>>> Why do you think it will "significantly outperform the hex beams?" >>>> The point about uv is well taken re fiberglass, but I don't know what >>>> the cords on all the hexbeam versions are made of. There are uv resistant >>>> materials available. >>>> I wouldn't say an 11 element yagi with capacity hats on the elements >>>> has an especially low visual profile! >>>> >>>> Vic 4X6GP >>>> >>>> On 20 May 2017, at 19:36, Joe Subich, W4TV <[email protected]> wrote: >>>>> >>>>> On 5/20/2017 11:32 AM, Terry Brown wrote: >>>>> >>>>>> These beams are not cheap, I don't want to be taking the beam down >>>>>> and replacing main structural components every 5 yrs. >>>>>> >>>>>> Can anyone with a hex beam comment on this? >>>>>> >>>>> >>>>> Your concerns are well placed with antennas made of fiberglass and >>>>> dacron/kevlar cords. >>>>> >>>>> Instead of a hexbeam, I would recommend looking at the Innovantennas >>>>> XR5T: <http://innovantennas.com/antennas-a-accesories/on-line-shop >>>>> /view/productdetails/virtuemart_product_id/435/virtuemart_ >>>>> category_id/55.html>, >>>>> or the JK Antennas Navassa 5: >>>>> <https://jkantennas.com/jk-navassa-5.html> >>>>> >>>>> Both have boom lengths of 12 feet or less, cover 20 - 10 meters and >>>>> have optional 6 meter add-ons. Either should significantly out >>>>> perform the hex beams and - since they are aluminum antennas that do >>>>> not use UV sensitive fiberglass, kevlar and dacron components - should >>>>> significantly outlast the hexbeam with significantly less maintenance. >>>>> >>>>> 73, >>>>> >>>>> ... Joe, W4TV >>>>> >>>>>> >>>>>> >>>> >> ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [email protected] > -- 73 de Ted Edwards, W3TB and GØPWW and thinking about operating CW: "Do today what others won't, so you can do tomorrow what others can't." ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]
