Reduce Common Mode Current (CMC) with a Easy to Build Choke

Common Mode Current can really mess with RFI and cause interference in the shack. In addition, you could also be receiving unwanted interference on the coax outer shield.

In this video I show how I built myself an easy CMC choke using a toroid and RG-58 coax.

Amateur Radio (G3TXQ) - Common-mode chokes
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⏱️Chapters⏱️
0:00 What is a Common Mode Current Balun
0:57 Steve G3TXQ - Common-mode chokes
4:20 Winding the choke

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