breaking the minibot/ controled descent

[Mr V]

Originally Posted by fox46

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.