JPS53108218A - Channel selection device - Google Patents

Channel selection device

Info

Publication number
JPS53108218A
JPS53108218A JP2295277A JP2295277A JPS53108218A JP S53108218 A JPS53108218 A JP S53108218A JP 2295277 A JP2295277 A JP 2295277A JP 2295277 A JP2295277 A JP 2295277A JP S53108218 A JPS53108218 A JP S53108218A
Authority
JP
Japan
Prior art keywords
channel selection
selection device
memorized
piling
eliminating
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.)
Granted
Application number
JP2295277A
Other languages
Japanese (ja)
Other versions
JPS5741848B2 (en
Inventor
Shigeyoshi Takehara
Akinobu Masuko
Shizuo Hayashida
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP2295277A priority Critical patent/JPS53108218A/en
Publication of JPS53108218A publication Critical patent/JPS53108218A/en
Publication of JPS5741848B2 publication Critical patent/JPS5741848B2/ja
Granted 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
    • H03J7/02—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
    • H03J7/08—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 using varactors, i.e. voltage variable reactive diodes

Landscapes

  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)

Abstract

PURPOSE:To facilitate an easy integration by eliminating the switch of the piling sensitivity in an automatic fine tuning circuit for the channel selection device used in the TV receiver and then securing a constitution in which no limitation is given to the voltage range which is memorized in the voltage memory element.
JP2295277A 1977-03-03 1977-03-03 Channel selection device Granted JPS53108218A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2295277A JPS53108218A (en) 1977-03-03 1977-03-03 Channel selection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2295277A JPS53108218A (en) 1977-03-03 1977-03-03 Channel selection device

Publications (2)

Publication Number Publication Date
JPS53108218A true JPS53108218A (en) 1978-09-20
JPS5741848B2 JPS5741848B2 (en) 1982-09-06

Family

ID=12096941

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2295277A Granted JPS53108218A (en) 1977-03-03 1977-03-03 Channel selection device

Country Status (1)

Country Link
JP (1) JPS53108218A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62144230U (en) * 1986-03-01 1987-09-11

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945409U (en) * 1972-07-27 1974-04-20
JPS50107015U (en) * 1974-02-08 1975-09-02

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945409U (en) * 1972-07-27 1974-04-20
JPS50107015U (en) * 1974-02-08 1975-09-02

Also Published As

Publication number Publication date
JPS5741848B2 (en) 1982-09-06

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