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#simultaneously — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #simultaneously, aggregated by home.social.

  1. How does it #sense the #speed the motor is turning at? The motor only has 3 terminals, and those go to the points between the three motor #windings. There isn't another #signal coming out of the motor to tell the #controller how fast it's actually turning.

    Except...

    Apparently, while driving those three motor windings, it is #simultaneously sensing the back-#EMF that the windings (which are essentially #electromagnetic #coils) produce from those same terminals.

    12/x