Quick test of a homemade 20-meter band antenna at a beautiful POTA location | Q R P e r
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Modified Dipole Antenna DL1BA for 40- and 20- meter Bands _019
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Ham Radio 20 / 40 Meter Short Coil Loaded Dipole Antenna | The Wonderful World of Microcontroller!
14MHz Ham Amateur Radio 20 Meter Band HF QRP BNC Telescopic Antenna | eBay
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