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Old 7th March 2014 | 22:19
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hillberg
 
Joined: Aug 2011
Posts: 222
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From: Ventura Ca U.S.A.
Rotors are a steady tone, Engine is Worble tone. Check the audio amplifier filters, or the voltages are low in the tach system. (wire rot?)
need the wire daigham for year & serial number. Any guess for now,
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