[600MRG] Rudy's book...and other info.
[email protected] [email protected]
lstoskopf at cox.net
Thu Jan 25 23:55:28 EST 2018
I'm going to show ignorance here. I would think that a capacity hat would be something like a disc or a Yagi at the top of a vertical pole. A 132 ft sloper would be an antenna with some impedance at the loaded end resulting from the geometry of the antenna. I would think that EZNEC should give you some idea of that impedance. How were the results weird? Thanks, N0UU
>
> I also tried to model a 132 foot sloper, or sort of sloping-inverted "L", I guess you could call
> it, for 472 kHz, and the results are weird, so I gave up on that for the time being.
>
> It is looking like the sloper part is only a capacitive top-hat for the 40 foot vertical feed-line
> which is connected to the "bottom" end of the sloper...according to the model, at any rate.
>
> The top end of the sloper would be in the top of our 110 foot tall pine tree, and the bottom
> end would be on top of our home at about 30 feet AGL, then about 40 feet of feed-line
> vertically to the transmitter, which is in the basement.
>
>
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