Microwave tubes provided with permanent magnet type magnetic cir

Microwave vacuum tube device employing grid-modulated cold...

Microwave vacuum tube devices employing electron sources compris

Microwave/DC cyclotron wave converter having decreased...

Millimeter and sub-millimeter radiation source

Millimeter wave, high power, broadband travelling wave tube

Miniature traveling wave tube and method of making

Mode converter and gyrotron tube provided with mode...

Mode converter and power splitter for microwave tubes

Mode suppression means for gyrotron cavities

Mode trap for absorbing transverse modes of an accelerated elect

Modification of millimetric wavelength microwave beam power...

Monitor bracket

Monolithic structure with asymmetric coupling

Motor-driven device for preadjusted frequency tunings for a klys

Multi-beam klystron apparatus

Multi-cavity klystron amplifiers

Multi-cavity klystron device

Multi-stage collector for transit-time tubes

Multi-stage depressed collector for small orbit gyrotrons