Re: wire for random wire antenna using kx3

Posted by riese-k3djc on Dec 17, 2018; 9:29pm
URL: http://elecraft.85.s1.nabble.com/wire-for-random-wire-antenna-using-kx3-tp7647146p7647162.html



if you can find telephone house service wire,,, is copper clad and
impossible to brake
makes good antenna,, not for use as feeders though

Bob K3DJC

>
>
> On Mon, 17 Dec 2018 09:04:04 -0900 Edward R Cole
> <[hidden email]> writes:
> > I see the humour genes is alive and well in some hams!
> >
> > But seriously plastic coated wire will work on HF antennas, though
>
> > you may see a slight lenthening of resonant length vs bare wire.
> >
> > My 80m/40m fan inverted-V is made of coated copper-weld and I just
>
> > tuned it using my MFJ-269B antenna analyzer.  My 43 by 122-foot
> > inverted-L (630m band) is also the same copper-weld steel.  It
> uses
> > a
> > huge base coil that set the tap for resonance.  Z = 20 +0j  It
> warms
> >
> > worms well in the winter with 100w input and 4w EIRP.
> >
> > Years ago I made a light-weight 80m dipole using 18ga speaker
> > wire.  Worked Anchorage over 500 mi with 100w from a checkpoint on
>
> > the Iditarod Sled Dog race.
> >
> > 73, Ed - KL7UW
> >    http://www.kl7uw.com
> > Dubus-NA Business mail:
> >    [hidden email]
> >
> > ______________________________________________________________
> > Elecraft mailing list
> > Home: http://mailman.qth.net/mailman/listinfo/elecraft
> > Help: http://mailman.qth.net/mmfaq.htm
> > Post: mailto:[hidden email]
> >
> > This list hosted by: http://www.qsl.net
> > Please help support this email list:
> http://www.qsl.net/donate.html
> > Message delivered to [hidden email]
> >

______________________________________________________________
Elecraft mailing list
Home: http://mailman.qth.net/mailman/listinfo/elecraft
Help: http://mailman.qth.net/mmfaq.htm
Post: mailto:[hidden email]

This list hosted by: http://www.qsl.net
Please help support this email list: http://www.qsl.net/donate.html
Message delivered to [hidden email]