JPS5969518U - Muting control circuit - Google Patents
Muting control circuitInfo
- Publication number
- JPS5969518U JPS5969518U JP16564182U JP16564182U JPS5969518U JP S5969518 U JPS5969518 U JP S5969518U JP 16564182 U JP16564182 U JP 16564182U JP 16564182 U JP16564182 U JP 16564182U JP S5969518 U JPS5969518 U JP S5969518U
- Authority
- JP
- Japan
- Prior art keywords
- constant voltage
- control circuit
- muting control
- output
- muting
- 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
Landscapes
- Amplifiers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図、第２図は従来のミューティング制御回路の動作
を説明するための波形図、第３図はこの考案によるミュ
ーティング制御回路の一実施例を示す回路図、第４図は
第３図に示す回路の動作波形図である。
１・＝・定電圧回路、２・・・電源端子、３，５・・・
トランジスタ、４． ６． ７． ９． １２・・・抵
抗、８・・・ツェナーダイオード、１０．１１・・・コ
ンデンサ。1 and 2 are waveform diagrams for explaining the operation of a conventional muting control circuit, FIG. 3 is a circuit diagram showing an embodiment of the muting control circuit according to this invention, and FIG. FIG. 3 is an operation waveform diagram of the circuit shown in the figure. 1.= Constant voltage circuit, 2.. Power supply terminal, 3, 5..
transistor, 4. 6. 7. 9. 12...Resistor, 8...Zener diode, 10.11...Capacitor.
Claims (1)
ると共に、出力電圧によりフィードバック制御される定
電圧回路と、前記定電圧制御部の出力を微分する抵抗と
コンデンサの直列体とを備え、この微分出力を電源に含
まれるリップルによる影響を受けないミューティング制
御信号として用いることを特徴とするミューティング制
御回路。A constant voltage circuit is controlled by a constant voltage signal generated from a constant voltage control section and is feedback controlled by an output voltage, and a series body of a resistor and a capacitor that differentiates the output of the constant voltage control section. A muting control circuit characterized in that a differential output is used as a muting control signal that is not affected by ripples contained in a power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16564182U JPS5969518U (en) | 1982-10-30 | 1982-10-30 | Muting control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16564182U JPS5969518U (en) | 1982-10-30 | 1982-10-30 | Muting control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5969518U true JPS5969518U (en) | 1984-05-11 |
Family
ID=30362839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16564182U Pending JPS5969518U (en) | 1982-10-30 | 1982-10-30 | Muting control circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5969518U (en) |
-
1982
- 1982-10-30 JP JP16564182U patent/JPS5969518U/en active Pending
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