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#1
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"Darrell Bellerive" wrote:
There seems to be considerable variation in the design of coiled coax baluns, with most designers advocating a few turns of coax with a diameter of 3 to 8 inches. Well, one sure wouldn't want the circumference to be one wavelength. :-) -- 73, Cecil, W5DXP |
#2
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Cecil Moore wrote:
"Darrell Bellerive" wrote: There seems to be considerable variation in the design of coiled coax baluns, with most designers advocating a few turns of coax with a diameter of 3 to 8 inches. Well, one sure wouldn't want the circumference to be one wavelength. :-) Tie a knot in the coax, and pull tight until the loop inductance resonates with the capacitance. Always wondered if that one would work... -- 73 from Ian GM3SEK |
#3
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And for more impedance, put one every odd 1/4 wavelength... it's the
macrame choke! And then we'll start r.r.a.a. debating the effectiveness of overhand vs. sheet bend and.... |
#5
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If you put 100 FT-43 beads around your head, you're sure to get a
migraine choke headache, I think. It'll keep the conducted common mode RF off your torso though. Still have to worry about the radiated. |
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