JPS51117857A - Automatic gain control circuit - Google Patents
Automatic gain control circuitInfo
- Publication number
- JPS51117857A JPS51117857A JP4286075A JP4286075A JPS51117857A JP S51117857 A JPS51117857 A JP S51117857A JP 4286075 A JP4286075 A JP 4286075A JP 4286075 A JP4286075 A JP 4286075A JP S51117857 A JPS51117857 A JP S51117857A
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- gain control
- automatic gain
- terminals
- affected
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
- H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
Abstract
PURPOSE:An automatic gain control circuit whose AGC characteristics are not affected by an output amplifier circuit and which can reduce the number of terminals when turning into integrated circuits.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4286075A JPS51117857A (en) | 1975-04-10 | 1975-04-10 | Automatic gain control circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4286075A JPS51117857A (en) | 1975-04-10 | 1975-04-10 | Automatic gain control circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS51117857A true JPS51117857A (en) | 1976-10-16 |
JPS5630723B2 JPS5630723B2 (en) | 1981-07-16 |
Family
ID=12647773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4286075A Granted JPS51117857A (en) | 1975-04-10 | 1975-04-10 | Automatic gain control circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51117857A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51147235A (en) * | 1975-06-13 | 1976-12-17 | Hitachi Ltd | Automatic gain control circuit |
JPH01137716A (en) * | 1987-11-24 | 1989-05-30 | Matsushita Electric Ind Co Ltd | Automatic gain control amplifier |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59145113U (en) * | 1983-03-16 | 1984-09-28 | 三菱農機株式会社 | Auxiliary seedling stand in rice transplanter |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4973956A (en) * | 1972-11-15 | 1974-07-17 |
-
1975
- 1975-04-10 JP JP4286075A patent/JPS51117857A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4973956A (en) * | 1972-11-15 | 1974-07-17 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51147235A (en) * | 1975-06-13 | 1976-12-17 | Hitachi Ltd | Automatic gain control circuit |
JPH01137716A (en) * | 1987-11-24 | 1989-05-30 | Matsushita Electric Ind Co Ltd | Automatic gain control amplifier |
Also Published As
Publication number | Publication date |
---|---|
JPS5630723B2 (en) | 1981-07-16 |
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