BE455642A - - Google Patents

Info

Publication number
BE455642A
BE455642A BE455642DA BE455642A BE 455642 A BE455642 A BE 455642A BE 455642D A BE455642D A BE 455642DA BE 455642 A BE455642 A BE 455642A
Authority
BE
Belgium
Application number
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.)
Publication of BE455642A publication Critical patent/BE455642A/xx

Links

Classifications

    • 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
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/02—Details
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
    • H03C3/18—Angle modulation by means of variable impedance by means of a variable reactive element the element being a current-dependent inductor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
    • H03C3/20—Angle modulation by means of variable impedance by means of a variable reactive element the element being a voltage-dependent capacitor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Filters And Equalizers (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
BE455642D 1943-05-06 BE455642A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL244209X 1943-05-06

Publications (1)

Publication Number Publication Date
BE455642A true BE455642A (xx)

Family

ID=19780755

Family Applications (1)

Application Number Title Priority Date Filing Date
BE455642D BE455642A (xx) 1943-05-06

Country Status (7)

Country Link
US (1) US2541650A (xx)
BE (1) BE455642A (xx)
CH (1) CH244209A (xx)
DE (1) DE936153C (xx)
FR (1) FR904097A (xx)
GB (1) GB637094A (xx)
NL (1) NL67920C (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE976238C (de) * 1953-05-28 1963-05-16 Telefunken Patent Schaltung eines rueckgekoppelten Roehrengenerators zur Frequenzmodulation mit grossem Frequenzhub
US2830176A (en) * 1953-12-01 1958-04-08 Robert J Howell Frequency modulation
US2925561A (en) * 1955-07-01 1960-02-16 Motorola Inc Crystal oscillator system
US2864059A (en) * 1955-08-17 1958-12-09 Rca Corp Frequency control circuit
US3229229A (en) * 1962-12-05 1966-01-11 Louis M Tozzi Variable resonant frequency circuits

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2000584A (en) * 1931-10-05 1935-05-07 Fichandler Carl Frequency control
NL48519C (xx) * 1935-04-29
US2128997A (en) * 1937-04-10 1938-09-06 Rca Corp Automatic frequency control circuit
US2243921A (en) * 1938-11-12 1941-06-03 Rca Corp Variable capacity device and circuit
GB537167A (en) * 1939-05-03 1941-06-11 Standard Telephones Cables Ltd Crystal-controlled oscillator
US2341040A (en) * 1940-11-22 1944-02-08 Rca Corp Frequency modulator
US2346331A (en) * 1942-04-21 1944-04-11 Rca Corp Combined oscillator and reactance tube
US2382615A (en) * 1942-05-16 1945-08-14 Rca Corp Oscillator tuning system
US2351368A (en) * 1942-06-03 1944-06-13 Rca Corp Reactance tube
US2374000A (en) * 1943-03-06 1945-04-17 Rca Corp Phase modulator
US2473556A (en) * 1943-03-15 1949-06-21 Carl A Wiley Device for controlling oscillating circuits

Also Published As

Publication number Publication date
NL67920C (xx)
CH244209A (de) 1946-08-31
DE936153C (de) 1955-12-07
GB637094A (en) 1950-05-10
US2541650A (en) 1951-02-13
FR904097A (fr) 1945-10-25

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