Servo Magazine ( May 2017 )

Serving Raspberry Pi — Working Around Motor-to-Motor Variations in Cheap Gear Motors

By William Henning    View In Digital Edition  

Continuing with our Raspberry Pi bot build, last time I was unhappy to find how bad the speed varied from motor to motor in the same set of four motors that came with the Magician 4WD chassis I used for Berry. So, here’s how I worked around motor-to-motor variations in the gear motors.


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