Waveguide coupler using three or more wave modes
Waveguide mode coupler for use with gyrotron traveling-wave ampl
Wide-band coupled-cavity type traveling-wave tube
Wide-band distributed rf coupler
Wide-band low-reflection attenuated delay line
Wideband multi-cavity velocity modulation tube
X-ray source employing a compact electron beam accelerator
X-z geometry periodic permanent magnet focusing system