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Balun on ferrite sticks
Balun magnetico su una bacchetta in ferrite,18 giri attorno alla bacchetta di ferrite, lunga 138mm e di diametro 8mm
post 26 May 2024
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Ferrite balun 1.8 - 30Mhz
Take a length of coaxial cable (Coax) about 400mm long
Semplice choke balun 1:1 per QRP
The construction of a small 1: 1 choke balun
Choke balun 1:1
in this choke balun 1kw PEP(160m-10m)is used ferrite core from high voltage transformator from old television TESLA, 2x6 turns of RG8 mini sharmans
Construction of a 4:1 Current-Type Guanella Balun
My 4:1 current-type balun is wound on a FT-114-43 core
A simple impedance matching autotransformer for LF/MF
200
Take a length of coaxial cable (Coax) about 400mm long
The construction of a small 1: 1 choke balun
in this choke balun 1kw PEP(160m-10m)is used ferrite core from high voltage transformator from old television TESLA, 2x6 turns of RG8 mini sharmans
My 4:1 current-type balun is wound on a FT-114-43 core
A simple impedance matching autotransformer for LF/MF
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