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Frank,
The coil measures about 60 uH. The antenna is elevated about 3 feet on a short tripod. The radials angle down the tripod legs and then out. The coil is about 4 inchs in diameter, number 12, wound on a fiberglass form. It is centerloaded. I am looking at it accross the yard, it is about 6 inches long. It is would with about a point .5 pitch. Calculations for a 1:1 pitch predict a Q of about 450. Thanks, Dan Thanks for the info Dan. From your comments the radials appear to be parallel with the tripod legs to ground level, and then continue at ground level for the rest of their length. What is the angle of the tripod legs? I agree with comments about adding a horizontal wire to the top of the vertical; it will probably be easier than a capacity hat. I am overloaded with work at the moment, but would like to attempt a model in a week or so when I have less work. 73, Frank |
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