DE2230498A1 - - Google Patents

Info

Publication number
DE2230498A1
DE2230498A1 DE19722230498 DE2230498A DE2230498A1 DE 2230498 A1 DE2230498 A1 DE 2230498A1 DE 19722230498 DE19722230498 DE 19722230498 DE 2230498 A DE2230498 A DE 2230498A DE 2230498 A1 DE2230498 A1 DE 2230498A1
Authority
DE
Germany
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.)
Granted
Application number
DE19722230498
Other languages
German (de)
Other versions
DE2230498C2 (de
DE2230498B1 (de
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 filed Critical
Priority to DE19722230498 priority Critical patent/DE2230498C2/de
Publication of DE2230498A1 publication Critical patent/DE2230498A1/de
Publication of DE2230498B1 publication Critical patent/DE2230498B1/de
Priority to BE131191A priority patent/BE799622A/xx
Priority to CH742873A priority patent/CH550517A/xx
Application granted granted Critical
Publication of DE2230498C2 publication Critical patent/DE2230498C2/de
Expired legal-status Critical Current

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
    • H03J7/08Automatic 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 using varactors, i.e. voltage variable reactive diodes
    • H03J7/10Modification of automatic frequency control sensitivity or linearising automatic frequency control operation
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18Automatic scanning over a band of frequencies
    • H03J7/20Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
    • H03J7/24Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using varactors, i.e. voltage variable reactive diodes
    • H03J7/26Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using varactors, i.e. voltage variable reactive diodes in which an automatic frequency control circuit is brought into action after the scanning action has been stopped
DE19722230498 1972-06-22 1972-06-22 Schaltungsanordnung zur automati sehen Sendersuche fm Rundfunk und Fern sehempfänger Expired DE2230498C2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19722230498 DE2230498C2 (de) 1972-06-22 1972-06-22 Schaltungsanordnung zur automati sehen Sendersuche fm Rundfunk und Fern sehempfänger
BE131191A BE799622A (fr) 1972-06-22 1973-05-16 Dispositif de circuit pour la recherche automatique d'emissions destine a des recpeteurs de radiodiffusion et de television,
CH742873A CH550517A (de) 1972-06-22 1973-05-24 Schaltungsanordnung zur automatischen sendersuche fuer rundfunk- und fernsehempfaenger.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722230498 DE2230498C2 (de) 1972-06-22 1972-06-22 Schaltungsanordnung zur automati sehen Sendersuche fm Rundfunk und Fern sehempfänger

Publications (3)

Publication Number Publication Date
DE2230498A1 true DE2230498A1 (cs) 1973-04-12
DE2230498B1 DE2230498B1 (de) 1973-04-12
DE2230498C2 DE2230498C2 (de) 1973-11-15

Family

ID=5848454

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722230498 Expired DE2230498C2 (de) 1972-06-22 1972-06-22 Schaltungsanordnung zur automati sehen Sendersuche fm Rundfunk und Fern sehempfänger

Country Status (3)

Country Link
BE (1) BE799622A (cs)
CH (1) CH550517A (cs)
DE (1) DE2230498C2 (cs)

Also Published As

Publication number Publication date
DE2230498C2 (de) 1973-11-15
BE799622A (fr) 1973-09-17
CH550517A (de) 1974-06-14
DE2230498B1 (de) 1973-04-12

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee