In Reply to: hmmm... posted by Mart on May 4, 2005 at 11:50:58:
The magnet material has an effective permeability to external fields as well as an effective conductivity. The source of the external field is moving with respect to the magnet. My head hurts!I don't know if my experiments with power devices will apply to the speakers, but it might explain why we haven't seen upgraded motors.
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Follow Ups
- Agree, it is a complex situation. - Al Sekela 15:18:49 05/05/05 (0)