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APRS ANTENNAS

Simple VHF or UHF Vertical Antenna. Typically 1/4 wavelength tall.Has an input impedance of about 36 ?.Normally fed with 50 ? Coax with ground conductor connected to earth ground. Best SWR 1.5:1Usually requires an array of radials to develop a better ground plane. (Marconi antenna)For APRS use

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APRS ANTENNAS

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