if a strand of comparable (or somewhat smaller) is spiralled around the main
strand, it kills the aeolian vibration. The extra strand can be an insulator
or quite weak.
Look at modern car radio antennas for an example.
Jim Lux W6RMK
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_______________________________________________
See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless Weather
Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any questions
and ask for Sherman, W2FLA.
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