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Balun 1:1 - 1:4 - 1:9


Ho fatto una ricerca cercando sul web pagine relative ai tre tipi di balun piu' diffusi 1:1, 4:1, 9:1
post 16 Dec 2021



Toroid & balun Links

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Multi-Magnetic Balun 1:9 , 1:16 und 1:4
Take 0.7mm diameter copper wire, cut a length of 44cm and a length of 132cm

More Fun With Baluns
has a whole chapter on building 4:1 baluns. After reading through it, I decided to build the Ruthroff design

QRO baluns
suitable for QRO power levels. On a recommendation I went to Amidon's site and found all I need right there

QRP 1:1 Current-type Balun
This is actually a ferrite-loaded coaxial RF chokewhich just happens to yield the same result as a 1:1 current balun

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