On Wed, Aug 5, 2009 at 3:50 PM, Carl Denk wrote: > How about put the propeller in a liquid, like water. The propeller could > be a paint stirrer. Or if the load requires more torque, the mixers for > drywall cement, mortar, or tile grouts. They are readily available, can > use a drill chuck that threads on the end of =A0shaft to fasten it the > power source. The water can be thickened by adding sand to make a slurry. Hell, use ice cream, fruit, etc. Your waist line may suffer, but you'll have a delicious load to test with. -- = http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist