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Using a cheap DC motor to make a go-kart go

Source: Adafruit Blog ·

Maya Posch, writing on Hackaday, covers a build from Current Concept that tries to move a go-kart with a $1 brushed DC motor and a very big gear reduction. The trick is a 3D printed compound gearbox with a 1,243:1 ratio, which trades motor speed for torque. The kart itself was a Craigslist find that […]

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