BE485428A - - Google Patents

Info

Publication number
BE485428A
BE485428A BE485428DA BE485428A BE 485428 A BE485428 A BE 485428A BE 485428D A BE485428D A BE 485428DA BE 485428 A BE485428 A BE 485428A
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 BE485428A publication Critical patent/BE485428A/xx

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02Automatic frequency control
    • H03J7/04Automatic 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
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03BGENERATION 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
    • H03B5/00Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/10Generation 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
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03CMODULATION
    • H03C3/00Angle modulation
    • H03C3/10Angle modulation by means of variable impedance
    • H03C3/24Angle modulation by means of variable impedance by means of a variable resistive element, e.g. tube
BE485428D 1947-10-24 BE485428A (enrdf_load_html_response)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE485428A true BE485428A (enrdf_load_html_response)

Family

ID=19750432

Family Applications (1)

Application Number Title Priority Date Filing Date
BE485428D BE485428A (enrdf_load_html_response) 1947-10-24

Country Status (8)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1199596B (de) * 1961-03-03 1965-08-26 Riegg & Co G M B H Schwingungsgenerator fuer elektronische Musikinstrumente
DE1283927B (de) * 1966-09-15 1968-11-28 Standard Elektrik Lorenz Ag Frequenzmodulierbarer Oszillator

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
ES185661A1 (es) 1949-04-01
CH268708A (de) 1950-05-31
US2557188A (en) 1951-06-19
DE809820C (de) 1951-08-02
FR973903A (fr) 1951-02-16
NL70313C (enrdf_load_html_response)
GB651945A (en) 1951-04-11

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