Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
  • H01J43/02—Tubes in which one or a few electrodes are secondary-electron emitting electrodes
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
  • H01J25/68—Tubes specially designed to act as oscillator with positive grid and retarding field, e.g. for Barkhausen-Kurz oscillators
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
  • H03B9/00—Generation of oscillations using transit-time effects
  • H03B9/01—Generation of oscillations using transit-time effects using discharge tubes
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03F—AMPLIFIERS
  • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
  • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements

Landscapes

• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Lasers (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=19781630

Family Applications (1)

Country Status (6)

Families Citing this family (1)

• 0
  • BE BE475536D patent/BE475536A/xx unknown
  • NL NL73972D patent/NL73972C/xx active
• 1947
  • 1947-08-19 GB GB22976/47A patent/GB653249A/en not_active Expired
  • 1947-08-20 FR FR952187D patent/FR952187A/fr not_active Expired
  • 1947-08-20 CH CH263812D patent/CH263812A/de unknown
• 1948
  • 1948-12-04 DE DEP23491D patent/DE809079C/de not_active Expired

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