Cap hats for whips & short verticals: get more with low effort

[EA2BD]

Just a quick note to link my article with another thread, built by VA7SNJ, Scott, with detailed information and experiments. Thanks for it!

My New Spring Hat

A New Spring Hat Novel designs and testing of capacitive hats for portable amateur use Scott Schillereff, VA7SNJ — Victoria, BC, Canada Improving on small and light For portable operation, many amateurs use electrically-short (<1/4 w.l.) telescoping whip antenna systems; they are small and light. Top loading (“capacitive”) hats improve the performance of such antennas, primarily by (a) raising the RF current profile along the whip, enhancing antenna radiation efficiency, and (b) increasing …

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