Apparatus for frequency conversion by electromagnetic induction
Frequency converter apparatus
Interconnection system for transmitting power between...
Interconnection system for transmitting power between...
Power flow control and power recovery with rotary transformers
Rotary electric machine and power conversion system using same
Static magnetic frequency multiplies
Stationary magnetic frequency multiplier
Step-up transformer
Subharmonic frequency generator
Thermal foldback for linear fluorescent lamp ballasts
Three phase isolated vector switching AC to AC frequency...