JPS5552613A - Sound control circuit - Google Patents
Sound control circuitInfo
- Publication number
- JPS5552613A JPS5552613A JP12714678A JP12714678A JPS5552613A JP S5552613 A JPS5552613 A JP S5552613A JP 12714678 A JP12714678 A JP 12714678A JP 12714678 A JP12714678 A JP 12714678A JP S5552613 A JPS5552613 A JP S5552613A
- Authority
- JP
- Japan
- Prior art keywords
- sound signals
- zero level
- sound
- control circuit
- gate
- 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.)
- Pending
Links
- 230000005236 sound signal Effects 0.000 abstract 6
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 230000001052 transient effect Effects 0.000 abstract 1
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
- H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
- H03G3/348—Muting in response to a mechanical action or to power supply variations, e.g. during tuning; Click removal circuits
Landscapes
- Television Receiver Circuits (AREA)
- Control Of Amplification And Gain Control (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12714678A JPS5552613A (en) | 1978-10-13 | 1978-10-13 | Sound control circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12714678A JPS5552613A (en) | 1978-10-13 | 1978-10-13 | Sound control circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5552613A true JPS5552613A (en) | 1980-04-17 |
Family
ID=14952746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12714678A Pending JPS5552613A (en) | 1978-10-13 | 1978-10-13 | Sound control circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5552613A (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5728409A (en) * | 1980-07-28 | 1982-02-16 | Sony Corp | Muting circuit |
JPS57160212U (ja) * | 1981-04-01 | 1982-10-07 | ||
JPS6094513A (ja) * | 1983-10-28 | 1985-05-27 | Victor Co Of Japan Ltd | 音量調整装置 |
JPS60216609A (ja) * | 1984-04-12 | 1985-10-30 | Rohm Co Ltd | ミュ−ティング回路 |
JPS60186724U (ja) * | 1984-05-18 | 1985-12-11 | ティーオーエー株式会社 | 信号切替装置 |
JPS6280434U (ja) * | 1985-11-07 | 1987-05-22 |
-
1978
- 1978-10-13 JP JP12714678A patent/JPS5552613A/ja active Pending
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5728409A (en) * | 1980-07-28 | 1982-02-16 | Sony Corp | Muting circuit |
JPH0131329B2 (ja) * | 1980-07-28 | 1989-06-26 | Sony Corp | |
JPS57160212U (ja) * | 1981-04-01 | 1982-10-07 | ||
JPS6094513A (ja) * | 1983-10-28 | 1985-05-27 | Victor Co Of Japan Ltd | 音量調整装置 |
EP0144143A2 (en) * | 1983-10-28 | 1985-06-12 | Victor Company Of Japan, Limited | Circuit arrangement for adjusting sound volume |
JPS60216609A (ja) * | 1984-04-12 | 1985-10-30 | Rohm Co Ltd | ミュ−ティング回路 |
JPH0357645B2 (ja) * | 1984-04-12 | 1991-09-02 | Rohm Kk | |
JPS60186724U (ja) * | 1984-05-18 | 1985-12-11 | ティーオーエー株式会社 | 信号切替装置 |
JPS6280434U (ja) * | 1985-11-07 | 1987-05-22 |
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