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Antenne verticale shortened Isotron


Antenne verticale shortened Isotron

Isotron antenna, used for the 30 meter tests, has been modified for the 20 meter band

post 15 Nov 2024


Antenna Vertical Links

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A Modified Petlowany Antenna
It is essentially a very short dipole with spiral-wound coils at each end

Antena vertical
Outside of the wave traps there is nothing difficult in the construction of this antenna; the traps are of homemade construction and we will use a simple ingenuity to make them

Vertikal Dipole 10-40m
The modelled inverted-V antenna is full size and will have a higher efficiency than a shortened horizontal dipole. If we consider a full size 1/4 wavelength


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