This time he’s using a motor controller that has four half H-bridges built into it. He hooks up the SN754410 to two motors, giving him speed and direction control for both based on the duty ...

Recently, I found an interesting fan motor module in a web shop and grabbed a couple of them for nothing. At the heart of the module is an eight-pin L9110 DC motor control chip from ASIC (www.asic.net ...

I was still not able to drive the motor into instability with the ‘IR’ control, wherever it was set, but will try operating the mill for a while to see of there is significant speed droop before the ...

he knew that his invention was more efficient and reliable than Edison's direct current (DC) motor. However, AC motor speed control requires either varying the magnetic flux or changing the number of ...

A motor drive controls the speed, torque, direction, and resulting horsepower of a motor. Dc drives typically control a shunt ... ease this task by including a direct temperature readout on ...

[Raynerd] wanted a new spindle for his CNC machine and thought that a brushless DC motor would be a great ... A general RC Vehicle electronic speed control and a servo tester work in conjunction ...

I have been trying to fix a little old milling machine I bought (and here), and needed a replacement motor controller. It is a Clarke DCM10, a variant of Sieg’s X1, sometimes knows as a ‘micro mill’.