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RF Ground and Ground Planes: Ham Radio Q & A Episode 4

by Michael Martens | Aug 14, 2015 | Ham Radio Q and A

Ham Radio Q & A is back with another episode. Thank you for all those questions, please keep them coming. IF you’d like your question answered on the show, please drop me an email at kb9vbr@jpole-antenna.com or leave a comment below this post. I try to...

Lightning protection for antennas

by Michael Martens | Mar 29, 2013 | Amateur Radio, Antennas, Marine, weather

I originally wrote this article on March of 2012, but over the past year this topic has been one of the most searched blog posts on my site. Lightning safety is an important topic, so I revisited the information, updated it and present it again at the top of my blog....

Do J-Pole antennas need to be grounded?

by Michael Martens | May 4, 2012 | Amateur Radio, Antennas, emcomm

A very common question that I receive from people inquiring about my antennas is “Does a J-Pole antenna need to be grounded?” Of course there is a very easy answer: no and yes. J-Pole antennas are half wave antennas by design. Actually they are a half wave...

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