Power supply for a rotary printing machine

Power supply operable with wide input range

Precision measurement voltage transducer

Procedure and apparatus for the control of electric power

Process and device for controlling the power of a load via a pha

Programmable high voltage power supply with negative ground

Programmable signal amplitude control circuits

Proportional A-C power control

Proportional firing circuit

Proximity controlled power switching circuit

Rectifying transfer gate circuit

Reduced power displacement converting device using variable capa

Reference voltage generator

Reference voltage generator for use in an A/D or D/A converter

Reference voltage source

Regulated switching apparatus

Regulated voltage two-wire detector

Regulating transformer

Remote control precision step attenuator

Remotely controllable power control system