JPH0124443B2 - - Google Patents
Info
- Publication number
- JPH0124443B2 JPH0124443B2 JP21975582A JP21975582A JPH0124443B2 JP H0124443 B2 JPH0124443 B2 JP H0124443B2 JP 21975582 A JP21975582 A JP 21975582A JP 21975582 A JP21975582 A JP 21975582A JP H0124443 B2 JPH0124443 B2 JP H0124443B2
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- pair
- differential amplifier
- voltage
- gain
- 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
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- ZZIZZTHXZRDOFM-XFULWGLBSA-N tamsulosin hydrochloride Chemical compound [H+].[Cl-].CCOC1=CC=CC=C1OCCN[C@H](C)CC1=CC=C(OC)C(S(N)(=O)=O)=C1 ZZIZZTHXZRDOFM-XFULWGLBSA-N 0.000 description 1
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
- Control Of Amplification And Gain Control (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21975582A JPS59110211A (ja) | 1982-12-15 | 1982-12-15 | 利得制御回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21975582A JPS59110211A (ja) | 1982-12-15 | 1982-12-15 | 利得制御回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59110211A JPS59110211A (ja) | 1984-06-26 |
| JPH0124443B2 true JPH0124443B2 (OSRAM) | 1989-05-11 |
Family
ID=16740488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21975582A Granted JPS59110211A (ja) | 1982-12-15 | 1982-12-15 | 利得制御回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59110211A (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3479404B2 (ja) * | 1996-03-29 | 2003-12-15 | アルプス電気株式会社 | 多段可変利得増幅回路 |
| JP3097563B2 (ja) * | 1996-06-07 | 2000-10-10 | 日本電気株式会社 | 利得可変増幅器 |
| JP3058087B2 (ja) * | 1996-06-07 | 2000-07-04 | 日本電気株式会社 | 利得可変増幅器 |
-
1982
- 1982-12-15 JP JP21975582A patent/JPS59110211A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59110211A (ja) | 1984-06-26 |
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