Rational Electronic and Systems manufactures Servo Controlled Voltage Stabilizers with High Speed Corrections. Rational Electronic and Systems is the supplier of inverter, voltage stabilizer, control and power transformers and control rectifier. Servo Controlled Voltage Stabilizers with High Speed Corrections consists of continuously variable auto transformer driven by low inertia servo motor. Servo Controlled Voltage Stabilizers with High Speed Corrections is also consists of buck boost transformers and an I. C. Based solid state control circuit for switching servo motor. The stabilizer has a truly closed loop proportional servo controlled system.