Transformerless two-phase inverter

Transformers for multipulse AC/DC converters

Transient current suppression circuitry for reducing noise...

Transistor rectifier

Transistor switching apparatus for use in the control of a D.C.

Transistorized invertor

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

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

Two transistor full wave rectifier

Two-phase driver and driving method

Two-terminal transistor rectifier circuit arrangement

Uninterrupted power supply having no low frequency power magneti

Unity power factor converter for high quality power supply with

Unity power factor switching regulator

Univerally adaptable multi-function portable power supply unit f

Universal AC adapter

Universal adapter with interchangeable plugs

Up-and-down chopper circuit

Variable frequency, zero voltage switching, quasi-resonant conve

Variable voltage direct current power supply and motor speed con