Ken and Brett, thanks for your responses. It's all helpful. I have to think this through now.
Thanks again, Stan Levandowski WB2LQF HF QRP CW -- Doing more with less for over 50 years! QCWA #35038 OOTC #4558 NAQCC #4740 SKCC #6488 FISTS #14992 On Sun, Sep 19, 2010 at 10:40 PM, Brett Howard wrote: > The DX-EE isn't going to play all that well on 160 and 80. I can tune > it there with the K3's tuner but you don't hear all that much and they > hear even less of you. > > On 40 the DX-EE has a very high Q and you can only get it to actually > be > "ok" at a very small section of the band. Beyond that you can expect > some pretty low return loss figures. Nothing that the tuner can't > make > look reasonable to the radio but you're starting to get toward the > same > performance that you'd see on 160 and 80. > > The antenna does pretty well on 20, 15 and 10 and can be tuned to work > on the WARC bands. > I know it'll get stripped off when I send this to the reflector but > I'm > attaching some plots of the DX-EE. > > SWR WIDE is an SWR plot from 2Mhz to 60Mhz (not sure why I started so > high but it doesn't matter). I have this same plot showing return > loss > but most hams are more familiar with SWR so I send that one. I > personally prefer return loss plots. > I'm also attaching a smith chart of the antenna. The numbered markers > are on the same frequencies that were shown in the previous plot. > > These plots were taken using a $20,000 very recently calibrated > Agilent > VNA with the antenna strung between two trees about 30ft up. Now I > just > need to go up and tune the antenna to come up into the bands where I > want them I'm a bit low on each but that just means they are good on > the > CW portions. I think part of the reason they are about the same > amount > low on every band is because of stretching over time. > > Anyway hopefully some of this information helps. > > ~Brett (N7MG) > > > On Sun, 2010-09-19 at 21:49 -0400, stan levandowski wrote: >> I would like to correspond with a K2/KAT2 owner who is actually using >> an Alpha-Delta DX-EE dipole. This is a rather pricey "limited-space" >> antenna and would like to hear directly from some "real world" users. >> My guess is that there won't be too many of you out there but I >> thought I'd ask anyway. >> >> My fundamental question: Does the KAT2 get along with the DX-EE on >> all bands? >> >> 73, >> >> Stan Levandowski WB2LQF >> HF QRP CW -- Doing more with less for over 50 years! >> QCWA #35038 OOTC #4558 NAQCC #4740 SKCC #6488 FISTS #14992 >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:Elecraft@mailman.qth.net >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
