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Balun, current-voltage-choke

Feb 19th 2014, 15:41


Joined: Nov 3rd 2013, 20:21
Total Topics: 0
Total Posts: 0
Can anyone explain what the difference is in these baluns
Feb 20th 2014, 03:27


Super Moderator

Joined: Apr 4th 1998, 00:00
Total Topics: 0
Total Posts: 0
A voltage balun typically uses transformer coupling to achieve equal and opposite voltages at the output, relative to ground.

A current balun typically chokes off unwanted currents with a high impedance to achieve equal and opposite currents at the output.

Roy, W7EL wrote a paper on baluns

Zack Lau W1VT
ARRL Senior Lab Engineer

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