No need to spend much money on an end-fed half-wave antenna. The EARCHI matchbox design is cheap if you do it yourself, and reasonable if you buy the kit or pre-built from them. If you want it to be a true half-wave, choose the wire length accordingly.
http://www.earchi.org/92011endfedfiles/Endfed6_40.pdf Chip AE5KA On Wed, Feb 8, 2017 at 5:41 PM, Dan Presley <[email protected]> wrote: > Wanted to get some thoughts from folks about pros and cons of an end fed > half wave for portable/SOTA use, as opposed to just using a random length > wire with a counterpoise connected directly to either the KX2 or 3.(I think > Eric recommended somewhere around 28’ depending on the band coverage).Is > there any particular gain advantage? To me the only obvious advantage is > not having to deploy a counterpoise-with the end fed usually the length of > coax will act for this, and of course the need for a suitable Un-Un,usually > 9:1. My preferred antennas these days are lightweight resonant dipoles, > which is fine assuming you have room to erect them, and second is a > magnetic loop which I’ve had good luck with. I use the Alexloop-very light > and easy to set up;ground and height independent generally. But-since you > never quite know what will work best I try to be ready for whatever comes > up. I have a variety of lightweight poles to use with wires. I’ve had > pretty good luck with throwing a random length in a tree or pole with a > counterpoise, usually elevated if possible.The auto tuners in the elecraft > rigs are excellent in my book. I think over the years I’ve used a bunch of > portable antennas except the EFHW-just curious what the advantages might be. > > Dan Presley N7CQR > [email protected] > > > ______________________________________________________________ > 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] ______________________________________________________________ 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]
