This is an old revision of the document!
Centaur Cooling Fan Noise Mod
From the Ten-Tec Reflector June 18, 2006
I added a 100 ohm 5 watt resistor in series with the fan motor. I also removed the cover grating bars that were in front of the fan to increase the amount of air flow. These 2 changes quieted my centaur down a lot.
Carl Moreschi N4PY