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The Unofficial LEGO Technic Builder's Guide by Pawel Sariel Kmiec

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Chapter 12. an inventory of LEGO motors

Electric motors are the muscle of most Technic creations. While it’s perfectly fine to build mechanisms driven by hand, and some builders actually specialize in human-powered models, the most impressive constructions are motorized. Motors can be used for almost anything, from driving and steering to rotating, elevating, extending, and even controlling other electric components. In this chapter, we’ll explore which LEGO motors are best suited for which purposes.

LEGO has been making electric motors since 1965, and they can be classified into three general categories. The first motors were 4.5V motors, but they’re rare, old, and inferior when compared to the newer motors, so let’s move straight to the next ...

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