FIELD: electronics.
SUBSTANCE: device has variable voltage rectifier, thyristor, thyristor control current pulses generator and control voltage source, in which to provide for linear relation of output voltage from control voltage rectified voltage integrator , connecting capacitor of integrator and controlled by rectified voltage, and comparator, are inserted, to inputs of which output of integrator and control voltage source are connected, and output is connected to thyristor control current pulses generator.
EFFECT: higher efficiency.
4 dwg
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