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Does my J-Pole antenna need the choke balun?

by Michael Martens | Apr 21, 2012 | Amateur Radio, Antennas, UHF, VHF

Most of the instructions and plans you see online for J-Pole antennas often include the admonition to use a choke balun with the antenna. The purpose of the balun is to limit the amount of RF radiation coming back down the feedline and into the radio. Even though...

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