JPS59161716U - Muting circuit - Google Patents
Muting circuitInfo
- Publication number
- JPS59161716U JPS59161716U JP5615683U JP5615683U JPS59161716U JP S59161716 U JPS59161716 U JP S59161716U JP 5615683 U JP5615683 U JP 5615683U JP 5615683 U JP5615683 U JP 5615683U JP S59161716 U JPS59161716 U JP S59161716U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- muting
- muting circuit
- transistor
- base
- 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
- Control Of Amplification And Gain Control (AREA)
- 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回路の構成図と
それのミューティングオフ時の出力波形図、第３図、第
４図はこの考案に係をるミューティング回路の一実施例
を示す構成図とそれの作用を説明するための交流等価回
路図である。
ＩＮ・・・入力端、ＯＵＴ・・・出力端、Ｒ１−Ｒ６・
・・抵抗、Ｃ・・・コンデンサ、Ｑ１＋ ０２・・・ト
ランジスタ、Ｍ−ＩＮ・・・ミューティング電圧入力端
。Figures 1 and 2 show the configuration of a conventional muting circuit and its output waveform when muting is off, and Figures 3 and 4 show an embodiment of the muting circuit according to this invention. FIG. 2 is an AC equivalent circuit diagram for explaining the configuration diagram shown and its operation. IN...Input end, OUT...Output end, R1-R6.
...Resistor, C...Capacitor, Q1+02...Transistor, M-IN...Muting voltage input terminal.
Claims (1)
りコレクターエミッタ回路を介して信号線路を実質的に
遮断または導通状態とするトランジスタを有してなるミ
ューティング回路において、前記トランジスタのベース
回路にミューティングオフ状態で高出力インピーダンス
を呈する回路素子を挿入したことを特徴とするミューテ
ィング回路・In a muting circuit comprising a transistor that substantially cuts off or conducts a signal line through a collector emitter circuit depending on the presence or absence of a muting voltage supplied to the base circuit, the muting circuit is applied to the base circuit of the transistor to turn off the muting circuit. A muting circuit characterized by inserting a circuit element that exhibits high output impedance in the state
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5615683U JPS59161716U (en) | 1983-04-15 | 1983-04-15 | Muting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5615683U JPS59161716U (en) | 1983-04-15 | 1983-04-15 | Muting circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59161716U true JPS59161716U (en) | 1984-10-30 |
Family
ID=30186477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5615683U Pending JPS59161716U (en) | 1983-04-15 | 1983-04-15 | Muting circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59161716U (en) |
-
1983
- 1983-04-15 JP JP5615683U patent/JPS59161716U/en active Pending
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