Treble frequency converter

Trickle charge circuit for an off-line switching power supply

Tridirectional inverter

Trigger and control means for bridge inverter

Triggerable superconductive switching means, and apparatus compr

Trip device for an electric powered trip unit

Triple voltage dc-to-dc converter and method

Tuned oscillator ballast circuit with transient compensating mea

Tuned switch-mode power supply with current mode control

Tuned switched-mode power supply

Turbine engine igniter exciter circuit

Turn-off circuit

Turn-off control circuit for a gate turn-off thyristor

Turn-off relief network for a direct voltage converter

Turn-off switch phase control with improved ripple and power fac

Twelve-phase transformer configuration

Twelve-pulse rectifiers including separate six-pulse...

Twelve-step current source inverter

Two quadrant power modulator

Two stage power conversion circuit