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Archive for September, 2011

Project – Hobbybotics Motor Controller V1.0

I designed a basic motor controller that is robust, cost effective and able to handle high current. I wanted to take advantage of Pulse Width Modulation (PWM) to allow speed control but keep direction control as simple as possible. ┬áThus, I use a pair of SPDT relays for direction and a single MOSFET for PWM…. Read More ›

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