JPH0119289B2 - - Google Patents
Info
- Publication number
- JPH0119289B2 JPH0119289B2 JP55162279A JP16227980A JPH0119289B2 JP H0119289 B2 JPH0119289 B2 JP H0119289B2 JP 55162279 A JP55162279 A JP 55162279A JP 16227980 A JP16227980 A JP 16227980A JP H0119289 B2 JPH0119289 B2 JP H0119289B2
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- resistors
- collector
- whose
- transistors
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid-state elements
- H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid-state elements in emitter-coupled or cascode amplifiers
Landscapes
- Processing Of Color Television Signals (AREA)
- Control Of Amplification And Gain Control (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP55162279A JPS5787219A (en) | 1980-11-17 | 1980-11-17 | Variable gain amplifying circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP55162279A JPS5787219A (en) | 1980-11-17 | 1980-11-17 | Variable gain amplifying circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5787219A JPS5787219A (en) | 1982-05-31 |
| JPH0119289B2 true JPH0119289B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-04-11 |
Family
ID=15751448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP55162279A Granted JPS5787219A (en) | 1980-11-17 | 1980-11-17 | Variable gain amplifying circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5787219A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60260217A (ja) * | 1984-06-06 | 1985-12-23 | Pioneer Electronic Corp | アンプ |
| FR2642918B1 (fr) * | 1989-02-09 | 1995-04-14 | Cit Alcatel | Circuit amplificateur large bande a controle automatique de gain |
| JP3058087B2 (ja) * | 1996-06-07 | 2000-07-04 | 日本電気株式会社 | 利得可変増幅器 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5162753U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-11-09 | 1976-05-18 | ||
| JPS55138910A (en) * | 1979-04-18 | 1980-10-30 | Hitachi Ltd | Amplifying circuit |
-
1980
- 1980-11-17 JP JP55162279A patent/JPS5787219A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5787219A (en) | 1982-05-31 |