Resonant switching power supply circuit with voltage doubler...
Resonant unity power factor converter
Retard limit for a power converter gate pulse generator
Reverse voltage surge protection for high-voltage thyristors
Ringing choke converter
Ringing choke type dc/dc converter
Ripple reduction circuit for an inverter
Ripple-current reduction for transformers
Rotary dynamoelectric machine having high-resistance rotor
Rotary phase converter having circuitry for switching...
Rotatable inverter
Rotating rectifier assembly
Rotating rectifier assembly