JPS5279643A - Gain control circuit - Google Patents
Gain control circuitInfo
- Publication number
- JPS5279643A JPS5279643A JP15934975A JP15934975A JPS5279643A JP S5279643 A JPS5279643 A JP S5279643A JP 15934975 A JP15934975 A JP 15934975A JP 15934975 A JP15934975 A JP 15934975A JP S5279643 A JPS5279643 A JP S5279643A
- Authority
- JP
- Japan
- Prior art keywords
- gain control
- control circuit
- control range
- external voltage
- suitably applied
- 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
- 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 of the amplifier
- 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 of the amplifier in emitter-coupled or cascode amplifiers
Landscapes
- Control Of Amplification And Gain Control (AREA)
Abstract
PURPOSE:To obtain circuit which is suitably applied to IC by varying gain control range through external voltage.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15934975A JPS5279643A (en) | 1975-12-25 | 1975-12-25 | Gain control circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15934975A JPS5279643A (en) | 1975-12-25 | 1975-12-25 | Gain control circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5279643A true JPS5279643A (en) | 1977-07-04 |
JPS575088B2 JPS575088B2 (en) | 1982-01-28 |
Family
ID=15691892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15934975A Granted JPS5279643A (en) | 1975-12-25 | 1975-12-25 | Gain control circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5279643A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55123236A (en) * | 1978-11-06 | 1980-09-22 | Toshiba Corp | Signal change-over circuit |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5162753U (en) * | 1974-11-09 | 1976-05-18 |
-
1975
- 1975-12-25 JP JP15934975A patent/JPS5279643A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5162753U (en) * | 1974-11-09 | 1976-05-18 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55123236A (en) * | 1978-11-06 | 1980-09-22 | Toshiba Corp | Signal change-over circuit |
JPS5836856B2 (en) * | 1978-11-06 | 1983-08-12 | 株式会社東芝 | Signal switching circuit |
Also Published As
Publication number | Publication date |
---|---|
JPS575088B2 (en) | 1982-01-28 |
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