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Antenne Quagi 432 MHz pour station portable
The wooden slat constitutes the boom. You have to drill holes 3 mm in diameter for the passage of the elements
post 20 Mar 2024
Antenna HF Portable Links →
Tarheel M200 Antenna
On 40 meters from Seaside Oregon and was suitably impressed for a temporary install
Ultra-portable 5ele 144MHz Pocket Portable Yagi
A 5 element 2 Metre beam with a forward gain of 8dBD and a front to back ratio of over 24dB
Verticale portatile 17-20-30 e 40mt
Verticale, per uso portatile con radiatore spiralato per la banda dei 17 metri e sua rapida trasformazione per la banda dei 20 - 30 e 40 metri.
Verticale portatile 10/40
Con questa antenna posso andare dovunque, considerando che viene sdraiata sul porta-pacchi durante il viaggio, ed essere attivo in qualsiasi momento
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On 40 meters from Seaside Oregon and was suitably impressed for a temporary install
A 5 element 2 Metre beam with a forward gain of 8dBD and a front to back ratio of over 24dB
Verticale, per uso portatile con radiatore spiralato per la banda dei 17 metri e sua rapida trasformazione per la banda dei 20 - 30 e 40 metri.
Con questa antenna posso andare dovunque, considerando che viene sdraiata sul porta-pacchi durante il viaggio, ed essere attivo in qualsiasi momento
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