• Claude Jollet VE2DPE (@VE2DPE) / Twitter

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    hamradiosecrets.com. Ionospheric Propagation of Radio Waves Explained. ... I built it to the dimensions given in your article (see reference link to.

  • Barrie Amateur Radio Club Inc. (@BarrieARC) / Twitter

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    hamradiosecrets.com.

  • Claude A. Jollet (@ClaudeAJollet) / Twitter

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    hamradiosecrets.com. Ham Radio - Amateur Radio Fascinating Secrets.

  • Nacho Monster (@Nacho_Monster_) / Twitter

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    hamradiosecrets.com. The Shortwave Antenna - How It Works - Which Ones Work Best.