DE2426475C3 - Rundfunk- oder Fernsehempfänger mit Vorwahlabstimmung - Google Patents

Rundfunk- oder Fernsehempfänger mit Vorwahlabstimmung

Info

Publication number
DE2426475C3
DE2426475C3 DE2426475A DE2426475A DE2426475C3 DE 2426475 C3 DE2426475 C3 DE 2426475C3 DE 2426475 A DE2426475 A DE 2426475A DE 2426475 A DE2426475 A DE 2426475A DE 2426475 C3 DE2426475 C3 DE 2426475C3
Authority
DE
Germany
Prior art keywords
voting
switching
switching element
preset
tuning
Prior art date
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.)
Expired
Application number
DE2426475A
Other languages
German (de)
English (en)
Other versions
DE2426475B2 (de
DE2426475A1 (de
Inventor
Leon Pieter Eindhoven Weenink (Niederlande)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of DE2426475A1 publication Critical patent/DE2426475A1/de
Publication of DE2426475B2 publication Critical patent/DE2426475B2/de
Application granted granted Critical
Publication of DE2426475C3 publication Critical patent/DE2426475C3/de
Expired legal-status Critical Current

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
    • H03J7/18—Automatic scanning over a band of frequencies
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous 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
    • H03J5/02—Discontinuous 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
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0254—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being transfered to a D/A converter

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Circuits Of Receivers In General (AREA)
DE2426475A 1973-06-14 1974-05-31 Rundfunk- oder Fernsehempfänger mit Vorwahlabstimmung Expired DE2426475C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7308241A NL7308241A (enExample) 1973-06-14 1973-06-14

Publications (3)

Publication Number Publication Date
DE2426475A1 DE2426475A1 (de) 1975-01-09
DE2426475B2 DE2426475B2 (de) 1979-09-13
DE2426475C3 true DE2426475C3 (de) 1980-05-29

Family

ID=19819076

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2426475A Expired DE2426475C3 (de) 1973-06-14 1974-05-31 Rundfunk- oder Fernsehempfänger mit Vorwahlabstimmung

Country Status (12)

Country Link
US (1) US3913041A (enExample)
JP (1) JPS547522B2 (enExample)
AR (1) AR201149A1 (enExample)
BR (1) BR7404787D0 (enExample)
CA (1) CA1006278A (enExample)
DE (1) DE2426475C3 (enExample)
ES (1) ES427205A1 (enExample)
FR (1) FR2233753B1 (enExample)
GB (1) GB1431420A (enExample)
IT (1) IT1011951B (enExample)
NL (1) NL7308241A (enExample)
SE (1) SE388985B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52128436A (en) * 1976-04-15 1977-10-27 Nippon Selen Co Ltd Yarn wrong part inspective apparatus
US6618581B1 (en) 1999-04-28 2003-09-09 David F. Turner Radio with pre-selected locked channels for children

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2784369A (en) * 1953-12-15 1957-03-05 Hartford Nat Bank & Trust Co Voltage divider
US3138754A (en) * 1958-06-09 1964-06-23 Howe Richardson Scale Co Printed circuit formula card systems and their components
US3586805A (en) * 1967-10-11 1971-06-22 Clarence B Ziegler Jr Multiple cam limit switch actuator
US3593152A (en) * 1968-02-16 1971-07-13 Alps Electric Co Ltd Pushbutton tuner and indicating device therefor
US3699496A (en) * 1968-03-25 1972-10-17 Us Army Switching matrix

Also Published As

Publication number Publication date
AR201149A1 (es) 1975-02-14
GB1431420A (en) 1976-04-07
SE388985B (sv) 1976-10-18
DE2426475B2 (de) 1979-09-13
NL7308241A (enExample) 1974-12-17
CA1006278A (en) 1977-03-01
DE2426475A1 (de) 1975-01-09
US3913041A (en) 1975-10-14
FR2233753A1 (enExample) 1975-01-10
ES427205A1 (es) 1976-07-16
AU6998174A (en) 1975-12-11
JPS5037302A (enExample) 1975-04-08
JPS547522B2 (enExample) 1979-04-07
SE7407651L (enExample) 1974-12-16
IT1011951B (it) 1977-02-10
BR7404787D0 (pt) 1975-01-21
FR2233753B1 (enExample) 1984-04-06

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee