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Re: NFC: telephone
Only for you, Moontan, would I do this ... I went and talked to a
Electromagnetic Physicist (the professor in the lab next door) for you.
> 1 does the speed of the crank increase the voltage and amperage?
The current (the amperage).
> 2 does the strength of the magnets around the armature increase the voltage
> and the amperage?
> 3 could electromagnets made with deep cycle trolling motor type batteries be
> used to make strong magnets to turn the armature through? I know heat would be
> a problem but water cooling might be able to overcome that.
The stronger the magnets, the stronger the voltage.
Just don't electrocute yourself, pal. Don't try this at home,
Sajjad Lateef <http://www.eecs.uic.edu/~slateef>
sajjad at acm_org Please Visit NFC: <http://nativefish.interspeed.net>