JPS54100644A - Automatic gain control system - Google Patents
Automatic gain control systemInfo
- Publication number
- JPS54100644A JPS54100644A JP687578A JP687578A JPS54100644A JP S54100644 A JPS54100644 A JP S54100644A JP 687578 A JP687578 A JP 687578A JP 687578 A JP687578 A JP 687578A JP S54100644 A JPS54100644 A JP S54100644A
- Authority
- JP
- Japan
- Prior art keywords
- circuits
- control
- input level
- gain
- respective stages
- 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
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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP687578A JPS54100644A (en) | 1978-01-25 | 1978-01-25 | Automatic gain control system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP687578A JPS54100644A (en) | 1978-01-25 | 1978-01-25 | Automatic gain control system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS54100644A true JPS54100644A (en) | 1979-08-08 |
Family
ID=11650390
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP687578A Pending JPS54100644A (en) | 1978-01-25 | 1978-01-25 | Automatic gain control system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS54100644A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4376267A (en) * | 1980-11-24 | 1983-03-08 | Martin Martietta Corporation | Video preamplifier for laser systems |
US5898347A (en) * | 1995-12-19 | 1999-04-27 | Elcom Technologies Corporation | Large signal attenuator |
US6333675B1 (en) * | 1999-07-22 | 2001-12-25 | Fujitsu Limited | Variable gain amplifier with gain control voltage branch circuit |
-
1978
- 1978-01-25 JP JP687578A patent/JPS54100644A/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4376267A (en) * | 1980-11-24 | 1983-03-08 | Martin Martietta Corporation | Video preamplifier for laser systems |
US5898347A (en) * | 1995-12-19 | 1999-04-27 | Elcom Technologies Corporation | Large signal attenuator |
US6333675B1 (en) * | 1999-07-22 | 2001-12-25 | Fujitsu Limited | Variable gain amplifier with gain control voltage branch circuit |
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