Speed and Torque measurement Ø60mm

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New 60mm Stator design   Improved design version now delivers up 110Nmm stall for Ø60mm stator with 6N pretension and 5V supply, see newest motors characteristic here. A calibrated torque-cell with an electrical brake and a load cell to measure pre-tension.  This allows us to measure the complete torque/speed curve down to stall at different […]

How to driver Motors in parallel?

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Driver two motors with same driver It is fine to drive two motors in parallel on the same output stage as long as they have the same resonance frequency. So if you use motors (same size) and from the same batch and  you should be ok, since the frequencies are very close. Motor produced on […]

Interface to High Resolution Twin Controller

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The USB chip has 4 CMOS inputs (CTS, DSR, RI CD) and one CMOS output (RTS) that can be controlled independently of the motor. These lines are available at the edge of the driver board as small test pads and with care it is possible to solder wires to these lines although it is not […]