Microwave oven and method for controlling voltage thereof
Modified impedance rapid start fluorescent lamp system
Multiple filament enhanced ion source
Non-thermionic fluorescent lamps and lighting systems
Operating apparatus for discharge lamp
Operating system for fluorescent lamp array
Optical device with metal halide discharge lamp having enhanced
Parallel lamps with instant program start electronic ballast
Peak voltage reducer circuit for fluorescent lamps
Plasma reflex discharge device
Power saving fluorescent lamp substitute
Power source device for ion sources
Power supplier for magnetron
Power supply circuit for a discharge lamp and use of and method
Power supply circuit for a microwave oven
Power supply circuit for intermittently actuating a filament of
Power supply device for thermionic emitting cathode
Power supply for a hot-filament cathode
Power supply for a magnetron
Power supply for a microwave magnetron