Brushless motors. BLDC. Three phase wires. Hall sensors, or sensorless. For model use, this field was already mature. RC airplanes, multicopters, FPV drones. ESCs (Electronic Speed Controllers) have ...
[Chris Doble] has high ambitions: he’s making his own scanning-electron microscope, and as the first step he’s built a high-vacuum system. This required its own controller to manage the various ...
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