JPS5320754A - Dc sound volume adjusting circuit - Google Patents
Dc sound volume adjusting circuitInfo
- Publication number
- JPS5320754A JPS5320754A JP9569976A JP9569976A JPS5320754A JP S5320754 A JPS5320754 A JP S5320754A JP 9569976 A JP9569976 A JP 9569976A JP 9569976 A JP9569976 A JP 9569976A JP S5320754 A JPS5320754 A JP S5320754A
- Authority
- JP
- Japan
- Prior art keywords
- sound volume
- adjusting circuit
- volume adjusting
- emitter
- decrease
- 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
Landscapes
- Control Of Amplification And Gain Control (AREA)
Abstract
PURPOSE: To decrease the emitter current without increasing the emitter resistance of pnp transistor as well as to decrease the voltage between the base and emitter to drop DC volume to earth. Thus, the residual sound is minimized when the sound volume is set to minimum.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9569976A JPS5320754A (en) | 1976-08-10 | 1976-08-10 | Dc sound volume adjusting circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9569976A JPS5320754A (en) | 1976-08-10 | 1976-08-10 | Dc sound volume adjusting circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5320754A true JPS5320754A (en) | 1978-02-25 |
JPS5648085B2 JPS5648085B2 (en) | 1981-11-13 |
Family
ID=14144738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9569976A Granted JPS5320754A (en) | 1976-08-10 | 1976-08-10 | Dc sound volume adjusting circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5320754A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62157720U (en) * | 1986-03-26 | 1987-10-07 |
-
1976
- 1976-08-10 JP JP9569976A patent/JPS5320754A/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62157720U (en) * | 1986-03-26 | 1987-10-07 |
Also Published As
Publication number | Publication date |
---|---|
JPS5648085B2 (en) | 1981-11-13 |
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