BE447722A - - Google Patents

Info

Publication number
BE447722A
BE447722A BE447722DA BE447722A BE 447722 A BE447722 A BE 447722A BE 447722D A BE447722D A BE 447722DA BE 447722 A BE447722 A BE 447722A
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 BE447722A publication Critical patent/BE447722A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • 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
    • H03C3/14—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit
    • 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
    • H03J7/042—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 with reactance tube
BE447722D 1941-12-04 BE447722A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE887558X 1941-12-04

Publications (1)

Publication Number Publication Date
BE447722A true BE447722A (de)

Family

ID=6833856

Family Applications (1)

Application Number Title Priority Date Filing Date
BE447722D BE447722A (de) 1941-12-04

Country Status (2)

Country Link
BE (1) BE447722A (de)
FR (1) FR887558A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1005573B (de) * 1955-08-31 1957-04-04 Siemens Ag Schaltungsanordnung zur Verminderung der AEnderungen der Mittenfrequenz eines Roehrengenerators

Also Published As

Publication number Publication date
FR887558A (fr) 1943-11-17

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