Demand controlled preregulating rectifier circuit for power supp

Detection circuit

Determining phase of AC mains in PWM controlled converters...

Device and method for line-voltage dependent thyristor...

Device for compensating the DC offset of a converter using a con

Device for control of the oscillating circuit of a voltage inver

Device for controlling and regulating current flowing through an

Device for controlling the regulating facilities in an electric

Device for measuring currents in a converter

Device for removing D.C. components from output of multi-phase i

Device for supplying a voltage to an electronic circuit, in part

Device for switching between an A.C. voltage and a D.C. voltage

Device for the generation of regulated and/or adjustable direct

Device for transferring energy to a transformer secondary...

Device of adjustment of the charge current of a storage...

Differential charging circuit

Digital control device for d.c. thyristor-pulse converter

Digital current regulator

Digital implementation of power factor correction

Digital implementation of power factor correction