JPS5438716A - Automatic local oscillation frequency adjustment circuit - Google Patents

Automatic local oscillation frequency adjustment circuit

Info

Publication number
JPS5438716A
JPS5438716A JP10553577A JP10553577A JPS5438716A JP S5438716 A JPS5438716 A JP S5438716A JP 10553577 A JP10553577 A JP 10553577A JP 10553577 A JP10553577 A JP 10553577A JP S5438716 A JPS5438716 A JP S5438716A
Authority
JP
Japan
Prior art keywords
oscillation frequency
local oscillation
frequency adjustment
adjustment circuit
automatic local
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
JP10553577A
Other languages
Japanese (ja)
Other versions
JPS5745487B2 (en
Inventor
Mitsuya Masuda
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP10553577A priority Critical patent/JPS5438716A/en
Publication of JPS5438716A publication Critical patent/JPS5438716A/en
Publication of JPS5745487B2 publication Critical patent/JPS5745487B2/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

Landscapes

  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Television Receiver Circuits (AREA)

Abstract

PURPOSE:To obtain an AFC circuit featuring a wide lead-in range by adding two FM detectors and a differential amplifier to the automatic local oscillation frequency adjustment circuit which is used for the TV picture receiver or the like.
JP10553577A 1977-09-01 1977-09-01 Automatic local oscillation frequency adjustment circuit Granted JPS5438716A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10553577A JPS5438716A (en) 1977-09-01 1977-09-01 Automatic local oscillation frequency adjustment circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10553577A JPS5438716A (en) 1977-09-01 1977-09-01 Automatic local oscillation frequency adjustment circuit

Publications (2)

Publication Number Publication Date
JPS5438716A true JPS5438716A (en) 1979-03-23
JPS5745487B2 JPS5745487B2 (en) 1982-09-28

Family

ID=14410271

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10553577A Granted JPS5438716A (en) 1977-09-01 1977-09-01 Automatic local oscillation frequency adjustment circuit

Country Status (1)

Country Link
JP (1) JPS5438716A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57160869A (en) * 1981-03-27 1982-10-04 Shimadzu Corp Collet cap in winder for fibrous material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57160869A (en) * 1981-03-27 1982-10-04 Shimadzu Corp Collet cap in winder for fibrous material

Also Published As

Publication number Publication date
JPS5745487B2 (en) 1982-09-28

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