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  1. B

    When to Replace Old A99 antenna...

    Thank you very much for your advice.
  2. B

    IMAX 2000 GROUND PLAIN?

    I have the A99. Want to add the GPK to it. But this is the first time I've heard about isolating the antenna from the mast pole... I thought having it bolted to the mast pole directly was actually part of the grounding system? How does one isolate the antenna from the mast pole? What is a...
  3. B

    When to Replace Old A99 antenna...

    I have the Antron A99 on my roof. It's been there since 1992... 24 years. Use it on 4 watts for CB. I am planning to redesign the mounting system to something about 10 feet higher and much more stable, and adding the Ground Plane Kit. In fact, I just purchased the GPK for my A99. Question...