CH268708A - Circuit for generating a high frequency oscillation. - Google Patents

Circuit for generating a high frequency oscillation.

Info

Publication number
CH268708A
CH268708A CH268708DA CH268708A CH 268708 A CH268708 A CH 268708A CH 268708D A CH268708D A CH 268708DA CH 268708 A CH268708 A CH 268708A
Authority
CH
Switzerland
Prior art keywords
generating
circuit
high frequency
frequency oscillation
oscillation
Prior art date
Application number
Other languages
German (de)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of CH268708A publication Critical patent/CH268708A/en

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
CH268708D 1947-10-24 1948-10-22 Circuit for generating a high frequency oscillation. CH268708A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH268708A true CH268708A (en) 1950-05-31

Family

ID=19750432

Family Applications (1)

Application Number Title Priority Date Filing Date
CH268708D CH268708A (en) 1947-10-24 1948-10-22 Circuit for generating a high frequency oscillation.

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)
FR973903A (en) 1951-02-16
US2557188A (en) 1951-06-19
DE809820C (en) 1951-08-02
ES185661A1 (en) 1949-04-01
NL70313C (en)
GB651945A (en) 1951-04-11

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