AT339964B - Tastschaltung fur eine programmierte frequenzwahl, insbesondere in rundfunk- und fernsehgeraten - Google Patents

Tastschaltung fur eine programmierte frequenzwahl, insbesondere in rundfunk- und fernsehgeraten

Info

Publication number
AT339964B
AT339964B AT1151770A AT1151770A AT339964B AT 339964 B AT339964 B AT 339964B AT 1151770 A AT1151770 A AT 1151770A AT 1151770 A AT1151770 A AT 1151770A AT 339964 B AT339964 B AT 339964B
Authority
AT
Austria
Prior art keywords
radio
switch
frequency selection
programmed frequency
programmed
Prior art date
Application number
AT1151770A
Other languages
English (en)
Other versions
ATA1151770A (de
Original Assignee
Itt Austria
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 Itt Austria filed Critical Itt Austria
Priority to AT904276A priority Critical patent/AT358102B/de
Priority to AT904176A priority patent/AT358101B/de
Publication of ATA1151770A publication Critical patent/ATA1151770A/de
Application granted granted Critical
Publication of AT339964B publication Critical patent/AT339964B/de

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0218Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values
    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C23/00Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Electronic Switches (AREA)
AT1151770A 1969-12-29 1970-12-22 Tastschaltung fur eine programmierte frequenzwahl, insbesondere in rundfunk- und fernsehgeraten AT339964B (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT904276A AT358102B (de) 1969-12-29 1976-12-07 Tastenschaltung fuer eine programmierte frequenz- und frequenzbereichswahl
AT904176A AT358101B (de) 1969-12-29 1976-12-07 Spannungsversorgungsschaltung einer tasten- schaltung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691965223 DE1965223B2 (de) 1969-12-29 1969-12-29 Tastschaltung fuer eine programmierte frequenzwahl in rundfunk- und fernsehgeraeten

Publications (2)

Publication Number Publication Date
ATA1151770A ATA1151770A (de) 1977-03-15
AT339964B true AT339964B (de) 1977-11-25

Family

ID=5755177

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1151770A AT339964B (de) 1969-12-29 1970-12-22 Tastschaltung fur eine programmierte frequenzwahl, insbesondere in rundfunk- und fernsehgeraten

Country Status (4)

Country Link
AT (1) AT339964B (de)
DE (1) DE1965223B2 (de)
ES (1) ES386872A1 (de)
GB (1) GB1331625A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5517582Y2 (de) * 1975-05-06 1980-04-23

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA804174A (en) * 1969-01-14 B. Cavanagh Robert Tuning of receivers such as radio or television receivers
US3264566A (en) * 1962-07-13 1966-08-02 Gen Instrument Corp Electronic switching of tuned circuits
DE1223898B (de) * 1963-12-07 1966-09-01 Telefunken Patent Schaltung zur Fernabstimmung eines Antennenverstaerkers
DE1466450B2 (de) * 1963-12-18 1972-03-02 Telefunken Patentverwertungsge Seilschaft mbH, 7900 Ulm Abstimmeinrichtung fuer geraete der hochfrequenz nachrichten technik insbesondere fernsehempfaenger
US3440544A (en) * 1966-11-01 1969-04-22 Motorola Inc Manual,automatic,and semiautomatic tuning circuits utilizing voltage variable capacitance diodes

Also Published As

Publication number Publication date
GB1331625A (en) 1973-09-26
ES386872A1 (es) 1973-04-16
DE1965223A1 (de) 1971-07-01
DE1965223B2 (de) 1977-07-21
ATA1151770A (de) 1977-03-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee