Details of transit-time tubes of the types covered by group H01J2225/00

Industry

  • CPC
  • H01J2223/00
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Sub Industries

H01J2223/005Cooling methods or arrangements H01J2223/02Electrodes Magnetic control means Screens H01J2223/027Collectors H01J2223/0275Multistage collectors H01J2223/033Collector cooling devices H01J2223/04Cathodes H01J2223/05having a cylindrical emissive surface H01J2223/06Electron or ion guns H01J2223/065producing a solid cylindrical beam H01J2223/07producing a hollow cylindrical beam H01J2223/075Magnetron injection guns H01J2223/08Focusing arrangements H01J2223/083Electrostatic focusing arrangements H01J2223/087Magnetic focusing arrangements H01J2223/0873with at least one axial- field reversal along the interaction space H01J2223/0876with arrangements improving the linearity and homogeniety of the axial field H01J2223/09Electric system for directing or deflecting the discharge along a desired path H01J2223/10Magnet systems for directing or deflecting the discharge along a desired path H01J2223/11Means for reducing noise H01J2223/12Vessels Containers H01J2223/14Leading-in arrangements Seals therefor H01J2223/15Means for preventing wave energy leakage structurally associated with tube leading-in arrangements H01J2223/16Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge H01J2223/165Manufacturing processes or apparatus therefore H01J2223/18Resonators H01J2223/20Cavity resonators Adjustment or tuning thereof H01J2223/207Tuning of single resonator H01J2223/213Simultaneous tuning of more than one resonator H01J2223/22Connections between resonators H01J2223/24Slow-wave structures H01J2223/26Helical slow-wave structures Adjustment therefor H01J2223/27Helix-derived slow-wave structures H01J2223/28Interdigital slow-wave structures Adjustment therefor H01J2223/30Damping arrangements associated with slow-wave structures H01J2223/34Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for H01J2223/36Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy H01J2223/38to or from the discharge H01J2223/40to or from the interaction circuit H01J2223/42the interaction circuit being a helix or a helix-derived slow- wave structure H01J2223/44Rod-type coupling devices H01J2223/46Loop coupling devices H01J2223/48for linking interaction circuit with coaxial lines Devices of the coupled helices type H01J2223/50the interaction circuit being a helix or derived from a helix H01J2223/52the coupled helices being disposed coaxially around one another H01J2223/54Filtering devices preventing unwanted frequencies or modes to be coupled to, or out of, the interaction circuit Prevention of high frequency leakage in the environment