JPS5635385B2 - - Google Patents
Info
- Publication number
- JPS5635385B2 JPS5635385B2 JP9362775A JP9362775A JPS5635385B2 JP S5635385 B2 JPS5635385 B2 JP S5635385B2 JP 9362775 A JP9362775 A JP 9362775A JP 9362775 A JP9362775 A JP 9362775A JP S5635385 B2 JPS5635385 B2 JP S5635385B2
- Authority
- JP
- Japan
- 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
- H03G3/00—Gain control in amplifiers or frequency changers
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Control Of Amplification And Gain Control (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9362775A JPS5216949A (en) | 1975-07-30 | 1975-07-30 | Discriminating circuit in speaker telephone set, etc. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9362775A JPS5216949A (en) | 1975-07-30 | 1975-07-30 | Discriminating circuit in speaker telephone set, etc. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5216949A JPS5216949A (en) | 1977-02-08 |
| JPS5635385B2 true JPS5635385B2 (enExample) | 1981-08-17 |
Family
ID=14087553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9362775A Granted JPS5216949A (en) | 1975-07-30 | 1975-07-30 | Discriminating circuit in speaker telephone set, etc. |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5216949A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6016752A (ja) * | 1984-06-08 | 1985-01-28 | Matsushita Electric Ind Co Ltd | 拡声電話装置 |
-
1975
- 1975-07-30 JP JP9362775A patent/JPS5216949A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5216949A (en) | 1977-02-08 |