NASA NTRS · 19850000144
Rolling-Contact Rheostat
Abstract
Contact noise in rheostats and potentiometers reduced by rolling contact design. Smooth rolling action eliminates sporadic variations in resistance caused by bouncing and stick/slip motion of conventional sliding contacts.
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Ruoff, C. F.. 1985-08-01. Rolling-Contact Rheostat. https://ntrs.nasa.gov/citations/19850000144
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