JPS5883818U - Class A amplifier operating status display circuit - Google Patents

Class A amplifier operating status display circuit

Info

Publication number
JPS5883818U
JPS5883818U JP18087881U JP18087881U JPS5883818U JP S5883818 U JPS5883818 U JP S5883818U JP 18087881 U JP18087881 U JP 18087881U JP 18087881 U JP18087881 U JP 18087881U JP S5883818 U JPS5883818 U JP S5883818U
Authority
JP
Japan
Prior art keywords
class
display circuit
output
operating status
status display
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
JP18087881U
Other languages
Japanese (ja)
Inventor
義彦 山崎
Original Assignee
三洋電機株式会社
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 三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP18087881U priority Critical patent/JPS5883818U/en
Publication of JPS5883818U publication Critical patent/JPS5883818U/en
Pending legal-status Critical Current

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  • 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

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

第１図は本考案に係るＡ級増幅器の動作状態表示回路を
示す図、第２図は動作波形図である。 ２は検出手段、Ｑ□ｅ　Ｑ２は出力トランジスタ、Ｄ３
は発光ダイオード（Ａ級動作表示回路）。FIG. 1 is a diagram showing an operating state display circuit of a class A amplifier according to the present invention, and FIG. 2 is an operating waveform diagram. 2 is a detection means, Q□e Q2 is an output transistor, D3
is a light emitting diode (class A operation display circuit).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] Ａ級動作されるプッシュプル接続された一対の出力トラ
ンジスタと、これらの出力トランジスタの出力側に接続
された出力抵抗と、前記一対の出力トランジスタが非Ａ
級動作される場合に於いて前記出力抵抗の両端に生ずる
電圧変動を検出する検出手段と、この検出手段の出力に
て制御されるＡ級動作表示回路とよりなるＡ級増幅器の
動作状態表示回路。A pair of push-pull connected output transistors operated in class A, an output resistor connected to the output side of these output transistors, and a pair of output transistors connected in a non-A class.
An operating state display circuit for a class A amplifier, comprising a detection means for detecting voltage fluctuations occurring across the output resistor when the class A amplifier is operated, and a class A operation display circuit controlled by the output of the detection means. .
JP18087881U 1981-12-03 1981-12-03 Class A amplifier operating status display circuit Pending JPS5883818U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18087881U JPS5883818U (en) 1981-12-03 1981-12-03 Class A amplifier operating status display circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18087881U JPS5883818U (en) 1981-12-03 1981-12-03 Class A amplifier operating status display circuit

Publications (1)

Publication Number Publication Date
JPS5883818U true JPS5883818U (en) 1983-06-07

Family

ID=29977866

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18087881U Pending JPS5883818U (en) 1981-12-03 1981-12-03 Class A amplifier operating status display circuit

Country Status (1)

Country Link
JP (1) JPS5883818U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5665511A (en) * 1979-11-01 1981-06-03 Sharp Corp Indicating circuit for state of a-class and b-class amplifying operation of power amplifier

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5665511A (en) * 1979-11-01 1981-06-03 Sharp Corp Indicating circuit for state of a-class and b-class amplifying operation of power amplifier

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