Method and apparatus for controlling electric valves in AC power

Method and apparatus for power controller operation using master

Method and apparatus for supplying voltage to high-ohmic dust el

Method and apparatus for the automatic setting of the optimum op

Method and apparatus for the supply of energy to a hearing...

Method and apparatus for varying the power in a load connected t

Method and apparatus to regulate a voltage controller

Method and device for open-loop control of single-phase or multi

Method and semiconductor die with multiple phase power...

Method and system for diagnosing an arm-shot of a...

Method and system of controlling effective value of alternating

Method for automatic control of the voltage of an electrostatic

Method for detecting breakdowns in an electrostatic filter

Method of and apparatus for half-cycle-average or R.M.S. load vo

Method of control by phase angle

Method of operating an electrostatic precipitator

Modulated power supply for an electrostatic precipitator

Multiphase power regulator with load adaptive phase control

Multiple location dimming system

Multiple location dimming system