AC controller with reverse blocking IGBT
AC power control apparatus
AC Power control circuit
AC power source controller
AC to AC power converter for electronic devices having...
AC/DC two-wire control techniques
Alternating current power control circuit
Alternating current power controller with DC transistor switchin
Apparatus and method for controlling the supply of power to...
Apparatus for feeding alternate polarity pulses to a load
Arrangement in transformers
Average power level controller