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Hi All
I want to get some ideas on how to feed my horiz 40M loop (NVIS) for harmonics of 7Mhz. It is sufficiently low to the ground that the feed Z is close to 50r (which makes 14Mhz - 100r, 21Mhz - 150r amd 28MHz - 200r) I realise that the radiation pattern may nit be desirable. Space is kind of limited here and stealth is important I want it to be "no tune/no ATU" and to avoid switching things in and out. It is currently fed directly with coax and a 1:1 ferrite balun. I cant use open wire feeder back to the TX (needing at least 10M of coax) Cheers Bob VK2YQA (bcnntp doesnt exist. If important use bcnoop) |
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