The motor behind it all is a geared stepper motor, and there are a set of printed parts to complete the model. It’s recommended to use PETG, and nylon for the gears, but it would work in PLA ...

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Blinded after an accident at age 5, Ralph Teetor was determined to pursue engineering. His inventions have filtered into ...

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In order to improve the stability and reliability of the stepper motor under high speed and heavy load, a DC PWM drive chip is proposed to implement a high current drive stepper motor control system.

This paper presents the design and implementation of digital speed controller for brushless direct current (BLDC) motor drive using Spartan 3AN field programmable gate arrays (FPGA). The FPGA drives a ...