FR973903A - High frequency oscillation generator assembly - Google Patents

High frequency oscillation generator assembly

Info

Publication number
FR973903A
FR973903A FR973903DA FR973903A FR 973903 A FR973903 A FR 973903A FR 973903D A FR973903D A FR 973903DA FR 973903 A FR973903 A FR 973903A
Authority
FR
France
Prior art keywords
high frequency
frequency oscillation
generator assembly
oscillation generator
assembly
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.)
Expired
Application number
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR973903A publication Critical patent/FR973903A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • 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
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/10—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being vacuum tube
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/24—Angle modulation by means of variable impedance by means of a variable resistive element, e.g. tube
FR973903D 1947-10-24 1948-10-21 High frequency oscillation generator assembly Expired FR973903A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL135580 1947-10-24

Publications (1)

Publication Number Publication Date
FR973903A true FR973903A (en) 1951-02-16

Family

ID=19750432

Family Applications (1)

Application Number Title Priority Date Filing Date
FR973903D Expired FR973903A (en) 1947-10-24 1948-10-21 High frequency oscillation generator assembly

Country Status (8)

Country Link
US (1) US2557188A (en)
BE (1) BE485428A (en)
CH (1) CH268708A (en)
DE (1) DE809820C (en)
ES (1) ES185661A1 (en)
FR (1) FR973903A (en)
GB (1) GB651945A (en)
NL (1) NL70313C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1199596B (en) * 1961-03-03 1965-08-26 Riegg & Co G M B H Vibration generator for electronic musical instruments
DE1283927B (en) * 1966-09-15 1968-11-28 Standard Elektrik Lorenz Ag Frequency modulable oscillator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2250526A (en) * 1937-03-02 1941-07-29 Telefunken Gmbh Oscillator control circuit
US2361731A (en) * 1940-12-12 1944-10-31 Patents Res Corp Reactance system
US2321354A (en) * 1941-03-25 1943-06-08 Radio Patents Corp Electrical apparatus
US2305262A (en) * 1941-06-30 1942-12-15 Edward H Lange Method and means for normalizing thermionic oscillators
US2378245A (en) * 1942-03-17 1945-06-12 Radio Patents Corp Variable frequency oscillator

Also Published As

Publication number Publication date
BE485428A (en)
US2557188A (en) 1951-06-19
DE809820C (en) 1951-08-02
ES185661A1 (en) 1949-04-01
CH268708A (en) 1950-05-31
NL70313C (en)
GB651945A (en) 1951-04-11

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