Slip ring
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A slip ring or collector ring is an electromechanical device that allows the transmission of power and electrical signals from a stationary to a rotating structure. A slip ring can be used in any elec
Slip rings on a hydroelectric generator: A - stationary spring-loaded graphite brushes B - rotating steel contact ring C - insulated connections to generator field winding D - top end of generator shaft
The two most common types of slip ring
Synchro
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A synchro is, in effect, a transformer whose primary-to-secondary coupling may be varied by physically changing the relative orientation of the two windings. Synchros are often used for measuring the
A picture of a synchro transmitter
View of the connection diagram of a synchro transmitter