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JPS5275220A - Automatic frequency control circuit - Google Patents

Automatic frequency control circuit

Info

Publication number
JPS5275220A
JPS5275220A JP50152627A JP15262775A JPS5275220A JP S5275220 A JPS5275220 A JP S5275220A JP 50152627 A JP50152627 A JP 50152627A JP 15262775 A JP15262775 A JP 15262775A JP S5275220 A JPS5275220 A JP S5275220A
Authority
JP
Japan
Prior art keywords
control circuit
frequency control
automatic frequency
pulse
synchronizing
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.)
Pending
Application number
JP50152627A
Other languages
Japanese (ja)
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 JP50152627A priority Critical patent/JPS5275220A/en
Publication of JPS5275220A publication Critical patent/JPS5275220A/en
Pending legal-status Critical Current

Links

Landscapes

  • Television Receiver Circuits (AREA)

Abstract

PURPOSE: To make the drawing range broader for AFC by detecting the presence of the synchronizing signal, by controlling the synchronizing pulse with the voltage, and by turning on and off the switching circuit with the synchronzing pulse.
COPYRIGHT: (C)1977,JPO&Japio
JP50152627A 1975-12-19 1975-12-19 Automatic frequency control circuit Pending JPS5275220A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50152627A JPS5275220A (en) 1975-12-19 1975-12-19 Automatic frequency control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50152627A JPS5275220A (en) 1975-12-19 1975-12-19 Automatic frequency control circuit

Publications (1)

Publication Number Publication Date
JPS5275220A true JPS5275220A (en) 1977-06-24

Family

ID=15544504

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50152627A Pending JPS5275220A (en) 1975-12-19 1975-12-19 Automatic frequency control circuit

Country Status (1)

Country Link
JP (1) JPS5275220A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57118603U (en) * 1981-01-14 1982-07-23

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57118603U (en) * 1981-01-14 1982-07-23
JPH0119521Y2 (en) * 1981-01-14 1989-06-06

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