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Unread 25-03-2011, 23:33
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Re: breaking the minibot/ controled descent

Quote:
Originally Posted by fox46 View Post
Actually, it has nothing to do with connecting the motor to (+) but rather, shorting the leads to the motor so that as it backdrives down the pole it acts as a generator. With the dead short on the "generator output" it resists rotation.
Correct it is turning the motor into a generator that creates the dynamic braking effect.


Most teams short it via the (-) side of the circuit rather than the (+) side, though both ways will do the same thing.
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