JPS5991026U - Amplifying device muting circuit - Google Patents
Amplifying device muting circuitInfo
- Publication number
- JPS5991026U JPS5991026U JP18874582U JP18874582U JPS5991026U JP S5991026 U JPS5991026 U JP S5991026U JP 18874582 U JP18874582 U JP 18874582U JP 18874582 U JP18874582 U JP 18874582U JP S5991026 U JPS5991026 U JP S5991026U
- Authority
- JP
- Japan
- Prior art keywords
- output
- circuit
- amplifier
- input
- shaping
- 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図は本考案の一実施例を示す回路図、第２図はその
動作を説明する波形図である。FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a waveform diagram illustrating its operation.
Claims (1)
号を電力増幅器にて増幅した後スピーカに導出するよう
にした増幅装置であって、前記電力増幅器の入力端側と
接地間にミューティング用トランジスターを設け、該ミ
ューティング用トランジスターを制御する制御回路を少
なくとも前記入力端子側に接続されて出力信号が入力さ
れる電圧増幅器と、該電圧増幅器の出力を波形整形する
波形整形回路と、該波形整形回路からの出力を受けて作
動する単安定マルチバイブレータ−と、該単安定マイレ
チバイブレーターの出力を積分する積分回路とにて構成
した事を特徴とする増幅装置のミ、ニーティング回路。An amplification device that amplifies an output signal from a small portable audio device input to an input terminal using a power amplifier and then outputs it to a speaker, the amplifier having a muting device between the input end of the power amplifier and ground. a voltage amplifier provided with a transistor, a control circuit for controlling the muting transistor connected at least to the input terminal side and into which an output signal is input; a waveform shaping circuit for shaping the output of the voltage amplifier; and a waveform shaping circuit for shaping the output of the voltage amplifier; A mi-neating circuit for an amplifier device comprising a monostable multivibrator that operates in response to an output from a shaping circuit, and an integrating circuit that integrates the output of the monostable milet vibrator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18874582U JPS5991026U (en) | 1982-12-13 | 1982-12-13 | Amplifying device muting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18874582U JPS5991026U (en) | 1982-12-13 | 1982-12-13 | Amplifying device muting circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5991026U true JPS5991026U (en) | 1984-06-20 |
Family
ID=30407104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18874582U Pending JPS5991026U (en) | 1982-12-13 | 1982-12-13 | Amplifying device muting circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5991026U (en) |
-
1982
- 1982-12-13 JP JP18874582U patent/JPS5991026U/en active Pending
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