RX - Common-mode current choke

This revision is from 2018/05/13 21:58. You can Restore it.

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rev. 1.0 5/2018 by Jan OK2ZAW

Noise Suppression by Common Mode Choke Coils

Common mode choke coils work as a simple wire against differential mode current (signal),while they work as an inductor against common mode current (noise).

Great article from Chuck Counselman, W1HIS

Common mode current choke

  • Common mode current choke construction
  • Wind 4 to 5 turns on one side than cross to another side of cores and wind rest turns.