CH214308A - Einrichtung zum Empfang ultrahochfrequenter Wellen. - Google Patents

Einrichtung zum Empfang ultrahochfrequenter Wellen.

Info

Publication number
CH214308A
CH214308A CH214308DA CH214308A CH 214308 A CH214308 A CH 214308A CH 214308D A CH214308D A CH 214308DA CH 214308 A CH214308 A CH 214308A
Authority
CH
Switzerland
Prior art keywords
high frequency
frequency waves
receiving ultra
ultra
receiving
Prior art date
Application number
Other languages
English (en)
Inventor
Cie Aktiengesellschaft Boveri
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of CH214308A publication Critical patent/CH214308A/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/54—Amplifiers using transit-time effect in tubes or semiconductor devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
    • H01J25/06—Tubes having only one resonator, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly velocity modulation, e.g. Lüdi-Klystron
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/26—Demodulation of amplitude-modulated oscillations by means of transit-time tubes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D11/00—Super-regenerative demodulator circuits
    • H03D11/02—Super-regenerative demodulator circuits for amplitude-modulated oscillations

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Particle Accelerators (AREA)
CH214308D 1940-02-27 1940-02-27 Einrichtung zum Empfang ultrahochfrequenter Wellen. CH214308A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH549489X 1940-02-27

Publications (1)

Publication Number Publication Date
CH214308A true CH214308A (de) 1941-04-15

Family

ID=4519538

Family Applications (1)

Application Number Title Priority Date Filing Date
CH214308D CH214308A (de) 1940-02-27 1940-02-27 Einrichtung zum Empfang ultrahochfrequenter Wellen.

Country Status (4)

Country Link
US (1) US2284829A (de)
CH (1) CH214308A (de)
FR (1) FR870819A (de)
GB (1) GB549489A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE917770C (de) * 1952-07-25 1954-09-09 Ernst Friedrich Hofmann Abrichtvorrichtung fuer Schleifscheiben

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2415349A (en) * 1940-09-05 1947-02-04 Harries John Henry Owen Electron discharge tube for ultra high frequencies
US2442848A (en) * 1942-03-09 1948-06-08 Farnsworth Res Corp Electron control tube
US2435609A (en) * 1943-04-20 1948-02-10 Bell Telephone Labor Inc Dipole antenna
US2466064A (en) * 1943-06-28 1949-04-05 Sperry Corp Velocity modulation apparatus
US2454094A (en) * 1944-01-21 1948-11-16 Scophony Corp Of America Electron discharge device for producing electric oscillations
US2422088A (en) * 1944-04-03 1947-06-10 Rca Corp Electronic discriminator
US2431488A (en) * 1944-09-04 1947-11-25 Farnsworth Res Corp Electron beam deflection system
US2533237A (en) * 1945-02-12 1950-12-12 Sperry Corp Superregenerative receiver
US2552386A (en) * 1947-06-27 1951-05-08 Rca Corp Color television camera
US2762916A (en) * 1950-07-13 1956-09-11 Hartford Nat Bank & Trust Co Device comprising an electric discharge tube having a concentrated electron beam
US2772368A (en) * 1951-08-10 1956-11-27 Perforating Guns Atlas Corp High temperature scintillometer
US2956199A (en) * 1958-07-24 1960-10-11 Sylvania Electric Prod Frequency discriminator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE917770C (de) * 1952-07-25 1954-09-09 Ernst Friedrich Hofmann Abrichtvorrichtung fuer Schleifscheiben

Also Published As

Publication number Publication date
FR870819A (fr) 1942-03-25
US2284829A (en) 1942-06-02
GB549489A (en) 1942-11-24

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