> On Mon, 28 Nov 2011 21:49:40 -0500 > W2PM <[email protected]> wrote: > Why would you do that? > > >> I'm wondering if anyone has ever built or modeled a >>>multi-turn flag or pennant antenna. I'm thinking maybe an >>>odd number of turns with the resistor in the middle of >>>the middle turn. >>> --Art Delibert, KB3FJO > > Art, > > I have tried it (what the heck, why not?). Using a 2m x 2m > loop, 1m above average ground: The F/B (better than 25 dB) > and RDF (7.8 dB) are the same as a single turn loop. Gain > is higher by 2 dB (-46 dBi). Needs three separate loads, > one on each of the back-side vertical wires. This antenna > would be hard to match due to high and highly reactive > feed point impedance. I believe it is not worth the > trouble for the small increase in gain. > > Cheers, > > George, AA7JV Art, I kave also tried it, see the PDF downloadable on this page: http://www.iv3prk.it/3-wires-mini-loop.htm but, as George said, not worth the trouble !
BTW George, how could you model it ? 73 Luis IV3PRK _______________________________________________ UR RST IS ... ... ..9 QSB QSB - hw? BK
