DE1448833A1 - Einrichtung zur Umwandlung von Ultraschallschwingungen in elektromagnetische Schwingungen - Google Patents

Einrichtung zur Umwandlung von Ultraschallschwingungen in elektromagnetische Schwingungen

Info

Publication number
DE1448833A1
DE1448833A1 DE19631448833 DE1448833A DE1448833A1 DE 1448833 A1 DE1448833 A1 DE 1448833A1 DE 19631448833 DE19631448833 DE 19631448833 DE 1448833 A DE1448833 A DE 1448833A DE 1448833 A1 DE1448833 A1 DE 1448833A1
Authority
DE
Germany
Prior art keywords
vibrations
electromagnetic
frequency
electron
ultrasound
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE19631448833
Other languages
German (de)
English (en)
Inventor
Takao Ando
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Publication of DE1448833A1 publication Critical patent/DE1448833A1/de
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01HMEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H17/00Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02Electrodes; Magnetic control means; Screens
    • H01J23/04Cathodes
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/54Amplifiers using transit-time effect in tubes or semiconductor devices
    • H03F3/58Amplifiers using transit-time effect in tubes or semiconductor devices using travelling-wave tubes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Lasers (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
DE19631448833 1962-12-19 1963-11-22 Einrichtung zur Umwandlung von Ultraschallschwingungen in elektromagnetische Schwingungen Pending DE1448833A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5765562 1962-12-19

Publications (1)

Publication Number Publication Date
DE1448833A1 true DE1448833A1 (de) 1969-08-28

Family

ID=13061902

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19631448833 Pending DE1448833A1 (de) 1962-12-19 1963-11-22 Einrichtung zur Umwandlung von Ultraschallschwingungen in elektromagnetische Schwingungen

Country Status (5)

Country Link
BE (1) BE641513A (cs)
CH (1) CH404737A (cs)
DE (1) DE1448833A1 (cs)
GB (1) GB1052386A (cs)
NL (1) NL302192A (cs)

Also Published As

Publication number Publication date
CH404737A (de) 1965-12-31
GB1052386A (cs) 1900-01-01
BE641513A (cs) 1964-06-19
NL302192A (cs) 1900-01-01

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