How high off the ground? http://www.arrl.org/arrl-audio-news (a wee, If you can't see the video, please insert this title URL into your browser search box: https://www.youtube.com/watch?v=MXTYTytR56A. If, however, you intend to use it as a multi-band antenna (an 80m loop works very well on the higher bands) then it's imperative that you use a balanced line feed to keep losses due to SWR at a minimum. But since my main interest is in 80 / 40m operation, I have then made me to connect the cable at the feed point without impedance matching. Now with a handy mounting plate to attach both ring cores, so gluing is no longer necessary. This means that if the base wire of the antenna goes from north to south, the direction of gain will be east and west. Is it better to run 300 or 450 ohm line down and then place the balun near the entry (with a short run of coax) -- or is it OK in this case to mount the balun in the air with 50 - 60 ft of coax? Please check for current shipping costs the shopping basket or on the checkout page. also "the longer the wire the better" may also fit some loops.Since I L.B. Bernie does an excellent job of explaining the pros and cons of this popular HF antenna from the late Louis Varney (G5RV). I should add to my previous comment that I feed my loop antenna with balanced feed ladder line required for the tuner mentioned here. Now we're in Folsom and get all kinds of strange weather! 43-45. Experimenting with wire antennas galvanized water pipe. Loop Antennas and Calculator. The delta loop was fed at the lower left hand corner with two-conductor #18 AWG speaker wire from Radio Shack. It is fed at the top (90 feet) with RG 213 (200 foot run to the shack) through a 4:1 current balun. feedline and how high you install your antenna. SWR and impedances in the frequency range 1 31 MHz. You will also need a feed line choke or better yet, just get the Hybrid 4:1+1:1 in a single box. Canadian of Polish descent travel to Poland with Canadian passport. well. (Ref. Jim you are absolutely correct. Thanks for your support! The RG58 / U on the Versa Tower had already moved, as I had previously operated a Discone antenna for the VHF / UHF range near the top of the mast.
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80 meter delta loop antenna