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23-06-2009 #19
Last Activity: 01-01-2021
Ah yes, that makes sense. And, thinking about it some more, is why old type telephone speakers, that were a spring-steel plate suspended above a coil & magnet arrangement, had magnets in them.You can think of the magnet along the lines of DC biasing in electronics terms (best comparison I can make)...<snip>
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