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Helix antenna construction


Helix antenna construction

Design frequency mhz, number of turns, turn spacing wavelengths

post 20 Jul 2024


Antenna Calculator Links

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Coil Inductance Calculator
With both calculators, the main limitation is that they be Single-Layer Air-Core inductors

Amateur Radio RF Safety Calculator
This is a main beam power density estimation program intended for use as part of a routine evaluation of RF

Cubical Quad Antenna Calculator
Requires only the entry of the center of the frequency range your quad antenna will be used in


Antenna splitter per VHF-UHF per quattro ricevitori

Antenna splitter per VHF-UHF per quattro ricevitori Chi dispone di una sola antenna e vuole collegarvi più di un ricevitore necessità di uno splitter

Kits and Components

Amateur radio kits by Kanga US

50MHz to 28MHz RX Converter

50MHz to 28MHz RX Converter The concept of the rx converter is quite simple and nothing really new. the local oscillator is a standard colpitts crystal oscillator producing the 22mhz lo signal