[TowerTalk] Steel wool baluns

[J. Kincade]

Additionally, steel wool is highly flammable, and might cause spectacular
fireworks! That's why it didn't last long when used as an automobile muffler
sound absorption filler. :-)
73, Jerry W5KP

> Steel wool baluns do not work. The ARRL has removed that balun
> description from their books now, after testing and confirming.
>
> The reason they do not work is the iron needs to be powdered in
> insulated particles so small that eddy currents have no effect. A
> solid steel slug, or even steel strands, will actually REDUCE the
> inductance of any inductor a carrying HF signals.
> 73, Tom W8JI




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