RCU Forums - View Single Post - Brushless ESC speed controller question
Old 10-07-2009 | 08:05 AM
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evan-RCU
 
Joined: Feb 2002
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From: Charlotte, NC
Default RE: Brushless ESC speed controller question

Ferrite ring, it blocks some spurrious interference signals from causing glitching to your radio. More critical if you use 72MHz.