Particle beam injection system
Photographic devices for controlling flash photography
Photographic stroboscope
Picture display device comprising a picture display tube and a c
Plane wave transformer linac structure
Plasma control and utilization
Power coupler with adjustable coupling factor for accelerator ca
Power source for fluorescent lamps and the like
Power supply circuit and transformer thereof
Power supply systems
Power supply unit for electronic flash
Proper synchronization of the firing of electronic flash units