Deflection yoke integrated within a cathode ray tube

Delay line comprising coupled cavities and cooled by fluid-circu

Delay line for a traveling-wave tube cooled by heat pipes and a

Delay line for a travelling wave tube

Delay line for high-performance traveling-wave tubes, in the for

Delay line for transit time amplifier tubes

Delay line for traveling wave tubes

Delay line for travelling-wave tubes

Delay line having coupled cavities for a traveling-wave tube and

Delay line with coupled cavities

Dense silicon carbide microwave absorber for electron linear acc

Density modulated electron beam tube with enhanced gain

Depressed collector for electron beams

Depressed collector for sorting radial energy level of a gyratin

Device for attenuating unwanted waves in an electron tube

Device for generating RF energy from electromagnetic radiation o

Device for guiding an electron beam

Device for producing high frequency microwaves

Device for producing high frequency microwaves

Device for quick frequency tuning of a microwave tube using a di