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Old January 8th 05, 08:21 AM
Ian Jackson
 
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Default Why the 4:1 or 9:1 baluns?

People keep saying that they use 4:1 or 9:1 baluns.
Often I can see no reason for this (such as when simply feeding a dipole
with coax, or on the output of an ATU).

I'm obviously missing the point. Why the impedance transformation?
Ian.
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