Richard - wonder if you'd consider doing a write-up on your procedure, and a parts list. I'd love to be able to control my fan noise but, while mechanically inclined, I'm no EE. TIA Jeff Coco > just finished adding a thermostat to the fan in my cube when the cube > is cool the fan gets about 6 volts when things heat up the fan speeds > up so far working great, I posted some pictures on www.cubeowner.com > in the gallery under cube parts if anyone wants to take a look.