JPS5423317A - Automatic frequency control circuit - Google Patents
Automatic frequency control circuitInfo
- Publication number
- JPS5423317A JPS5423317A JP8949277A JP8949277A JPS5423317A JP S5423317 A JPS5423317 A JP S5423317A JP 8949277 A JP8949277 A JP 8949277A JP 8949277 A JP8949277 A JP 8949277A JP S5423317 A JPS5423317 A JP S5423317A
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- frequency control
- automatic frequency
- switching transistor
- emitter
- 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
Links
Landscapes
- Synchronizing For Television (AREA)
Abstract
PURPOSE: To improve noise resistance in a horizontal scanning interval, by turning off a switching transistor in the horizontal period by controlling the emitter of the switching transistor.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8949277A JPS5423317A (en) | 1977-07-22 | 1977-07-22 | Automatic frequency control circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8949277A JPS5423317A (en) | 1977-07-22 | 1977-07-22 | Automatic frequency control circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5423317A true JPS5423317A (en) | 1979-02-21 |
Family
ID=13972240
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8949277A Pending JPS5423317A (en) | 1977-07-22 | 1977-07-22 | Automatic frequency control circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5423317A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5830281A (en) * | 1981-08-18 | 1983-02-22 | Matsushita Electric Ind Co Ltd | Horizontal afc circuit |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4996621A (en) * | 1973-01-16 | 1974-09-12 |
-
1977
- 1977-07-22 JP JP8949277A patent/JPS5423317A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4996621A (en) * | 1973-01-16 | 1974-09-12 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5830281A (en) * | 1981-08-18 | 1983-02-22 | Matsushita Electric Ind Co Ltd | Horizontal afc circuit |
JPH0362071B2 (en) * | 1981-08-18 | 1991-09-24 | Matsushita Electric Ind Co Ltd |
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