Plasma lamp with dielectric waveguide

Plasma lamp with dielectric waveguide

Plasma lamp with dielectric waveguide

Plasma lamp with dielectric waveguide

Plasma lamp with dielectric waveguide

Plasma lamp with phase control

Preferentially cooled forward wave crossed-field amplifier anode

Radial-gain/axial-gain crossed-field amplifier (radaxtron)

Radio electric wave generator for ultra-high frequencies

Resonator for microwave lighting apparatus and manufacturing...

Self-ballasted electrodeless discharge lamp and...

Semiconductor secondary emission cathode and tube

Shinged structures for vacuum microelectronics and methods...

Traveling wave tube

Traveling wave tube

Ultra high frequency radio electric wave generators

Variable coupling resistance delay line for crossed field tube

Waveguide series resonant cavity for enhancing efficiency...

Waveguide system for electrodeless lighting device