Me too. But I wasn't ready to present them yet. I'm away from home at the moment.
Wes Sent from my iPhone > On Sep 19, 2018, at 6:04 PM, Roger D Johnson <n...@roadrunner.com> wrote: > > I did a quick model in EZNEC and came up with very different values. > > 73, Roger > > >> On 9/19/2018 6:53 PM, Wes Stewart wrote: >> I suspect your data. For a 0.1 lambda vertical, the radiation resistance >> will be quite low particularly with sloping loading wires and with your >> radial system the ground loss will be high. Additionally, I think the top >> loading is insufficient to achieve resonance. Yet you seem to have it. >> Your feedpoint Z is 15 ohm which seems too low, yet your SWR curve is too >> broad. Something just looks funny to me, but I've been wrong before. >> Wes N7WS >>> On 9/18/2018 1:44 PM, Ashraf Chaabane wrote: >>> Hi all, >>> >>> I just finished setting up my vertical antenna for 160 in 3V8SF location. >>> It is 17m (55 ft) long with 2 top loading wires 12m each (40ft), angle to >>> vertical about 40 deg. I added 8 radials, 20m each (65ft). >>> With no shunt matching, the SWR at antenna base is 3.2 and at radio side is >>> 2.8. Is there any way I can improve the SWR further? >>> >>> Photos of the antenna along with SWR curve can be found here: >>> https://drive.google.com/drive/folders/1_3FsWZI3zdi56zz0LOiKNOmfgiWeN6yG?usp=sharing >>> >>> >>> 73 Ash 3V8SS/KF5EYY >>> www.kf5eyy.info >>> _________________ >>> Topband Reflector Archives - http://www.contesting.com/_topband >> _________________ >> Topband Reflector Archives - http://www.contesting.com/_topband _________________ Topband Reflector Archives - http://www.contesting.com/_topband