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4:1 Air core balun


Detail on the balun I'm using with my new Windom antenna The PVC pipe on hand here was 1-5/8" in diameter, so I dropped a turn or a little less
post 22 Mar 2024
4:1 Air core balun

Toroid & balun Links

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Balun HF 4:1
Un balun 1:4 realizzato per alimentare una windom 40 20 e 10 metri

Simple balun
With these three wires I made 18 windings around the ferrite rod

A balun using ferrite rod
so here's some tips to help you make 1:1 and 4:1 current type Baluns that will save you some cash! You need

Constructing a 6:1 RF transformer
These notes primarily relate to the construction of 4:1 Unbalanced to Unbalanced, Ruthroff voltage transformers UnUn, where one end of the windings are connected to ground


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