JPS6032819U - Muting circuit - Google Patents

Muting circuit

Info

Publication number
JPS6032819U
JPS6032819U JP12506383U JP12506383U JPS6032819U JP S6032819 U JPS6032819 U JP S6032819U JP 12506383 U JP12506383 U JP 12506383U JP 12506383 U JP12506383 U JP 12506383U JP S6032819 U JPS6032819 U JP S6032819U
Authority
JP
Japan
Prior art keywords
transistor
muting circuit
zener diode
collector
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
Application number
JP12506383U
Other languages
Japanese (ja)
Inventor
石川　紀久夫
Original Assignee
パイオニア株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by パイオニア株式会社 filed Critical パイオニア株式会社
Priority to JP12506383U priority Critical patent/JPS6032819U/en
Publication of JPS6032819U publication Critical patent/JPS6032819U/en
Pending legal-status Critical Current

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  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来のミューティング回路を示す図、第２図は
第１図の動作特性を示す図、第３図は本考案によるミュ
ーティング回路の実施例を示す図、第４図は第３図の動
作特性を示す図である。 Ｑｌ？　Ｑ２”・・・・・トランジスタ、Ｄ□・・・・
・・ツェナーダイオード。FIG. 1 is a diagram showing a conventional muting circuit, FIG. 2 is a diagram showing the operating characteristics of FIG. 1, FIG. 3 is a diagram showing an embodiment of the muting circuit according to the present invention, and FIG. It is a figure which shows the operating characteristic of FIG. Ql? Q2”...Transistor, D□...
...Zener diode.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 信号ラインと基準電位間にコレクタ・エミツタ路が接続
された第１のトランジスタと、前記第１のトランジスタ
のベースにカソードが接続されたツェナーダイオードと
、前記ツェナーダイオードのアノードにコレクタが接続
され、ベースにミューティング信号が印加される第２の
トランジスタとから成ることを特徴とするミューティン
グ回路。a first transistor having a collector-emitter path connected between a signal line and a reference potential; a Zener diode having a cathode connected to the base of the first transistor; a collector connected to the anode of the Zener diode; and a second transistor to which a muting signal is applied.
JP12506383U 1983-08-12 1983-08-12 Muting circuit Pending JPS6032819U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12506383U JPS6032819U (en) 1983-08-12 1983-08-12 Muting circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12506383U JPS6032819U (en) 1983-08-12 1983-08-12 Muting circuit

Publications (1)

Publication Number Publication Date
JPS6032819U true JPS6032819U (en) 1985-03-06

Family

ID=30284882

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12506383U Pending JPS6032819U (en) 1983-08-12 1983-08-12 Muting circuit

Country Status (1)

Country Link
JP (1) JPS6032819U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06331191A (en) * 1993-05-26 1994-11-29 Yasuyoshi Ochiai Ventilating fan

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917109B1 (en) * 1969-09-03 1974-04-26

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917109B1 (en) * 1969-09-03 1974-04-26

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06331191A (en) * 1993-05-26 1994-11-29 Yasuyoshi Ochiai Ventilating fan

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