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Dual-Band Copper Pipe J-Pole
70cm 2 meter dual-band copper pipe J-Pole
post 10 Mar 2024
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Le mie antenne J Pole
Una caratteristica particolare di questa antenna e' quella di avere l'angolo d'irradiazione uguale a 0
Portable vhf uhf rool up j-pole antenna
A single band J-pole and dual band operation.In particular,a VHF and UHF antenna for the amateur bands
Riscopriamo la jpole
Si tratta di un'antenna generalmente usata per le VHF, qualcuno, per le UHF. Raramente per le HF
A 70 MHz Slim jim
Opinions are divided on Wireman slotted line and that is not without reason
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Una caratteristica particolare di questa antenna e' quella di avere l'angolo d'irradiazione uguale a 0
A single band J-pole and dual band operation.In particular,a VHF and UHF antenna for the amateur bands
Si tratta di un'antenna generalmente usata per le VHF, qualcuno, per le UHF. Raramente per le HF
Opinions are divided on Wireman slotted line and that is not without reason
Take off angle of horizontal antenna For horizontal polarization, the electric field will move sideways on a horizontal plane, while for vertical polarization it will oscillate up and down on a vertical plane
Rx antennas 4Square Rx Vertical Array My frequency design of 1.825 MHz a 90 degrees line would be 33,70 metersinstead of the previously calculated 33,27 m
Calculo da Antena Bazooka A double bazooka antenna is a combination that has a complete coaxial wave multiplied by its velocity factor and a total end-to-end length of 1/4 wave for each side affected by another driver shortening facto