induction voltage regulator

induction voltage regulator

[in′dək·shən ′vōl·tij ‚reg·yə‚lād·ər]
(electromagnetism)
A type of transformer having a primary winding connected in parallel with a circuit and a secondary winding in series with the circuit; the relative positions of the primary and secondary windings are changed to vary the voltage or phase relations in the circuit.