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Tunner antenna with coil with caster and 4 CV isolated
Has a family look with the MJF974 it uses particular material that is unfortunately not easy to find
post 12 Sep 2024
Antenna Transmatch tuner Links →
Pi-filter ATU voor Beams en Verticals
An antenna tuner for coaxial cable powered resonance antennas, such as beams and verticals for 10 to 20 m, can easily be made with normal components
QRP Antenna Tuner
The tuner was built in an aluminum project box. Various holes were drilled in the box for mounting all of the components. When laying out the parts, leave plenty of room around the sides of the components to prevent RF arcing
S match A symmetrical and universal ATU
The Balanced Universal ATU System. The system is intended to accommodate balanced antenna systems transmitting on a very wide frequency spectrum, ranging from 160 m band up to 10 m band
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An antenna tuner for coaxial cable powered resonance antennas, such as beams and verticals for 10 to 20 m, can easily be made with normal components
The tuner was built in an aluminum project box. Various holes were drilled in the box for mounting all of the components. When laying out the parts, leave plenty of room around the sides of the components to prevent RF arcing
The Balanced Universal ATU System. The system is intended to accommodate balanced antenna systems transmitting on a very wide frequency spectrum, ranging from 160 m band up to 10 m band
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
Amateur radio kits by Kanga US
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