JPS5883818U - Class A amplifier operating status display circuit - Google Patents
Class A amplifier operating status display circuitInfo
- 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
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)
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. .
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)
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 |
-
1981
- 1981-12-03 JP JP18087881U patent/JPS5883818U/en active Pending
Patent Citations (1)
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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