JPH0159873U - - Google Patents
Info
- Publication number
- JPH0159873U JPH0159873U JP15522787U JP15522787U JPH0159873U JP H0159873 U JPH0159873 U JP H0159873U JP 15522787 U JP15522787 U JP 15522787U JP 15522787 U JP15522787 U JP 15522787U JP H0159873 U JPH0159873 U JP H0159873U
- Authority
- JP
- Japan
- Prior art keywords
- base
- transistor
- transistors
- collector
- power amplifier
- 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
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Amplifiers (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は従来例を示す回路図である。
１……入力端子、２６……出力端子、３０……
歪み表示回路、５１……発光ダイオード。
Figure 1 is a circuit diagram showing one embodiment of the present invention, Figure 2 is a circuit diagram showing an embodiment of the present invention.
The figure is a circuit diagram showing a conventional example. 1...Input terminal, 26...Output terminal, 30...
Distortion display circuit, 51... light emitting diode.
Claims (1)
続された互いに導電型の異なるプツシユプル接続
の第１及び第２のトランジスタを有する電力増幅
器において、上記第１のトランジスタのコレクタ
及びベースにそれぞれエミツタ及びベースが接続
された第３のトランジスタと、上記第２のトラン
ジスタのコレクタ及びベースにそれぞれエミツタ
及びベースが接続された第４のトランジスタと、
上記第３及び第４のトランジスタの導通状態に応
じて点灯が制御される発光素子とを有する電力増
幅器の歪み検出装置。 In a power amplifier having push-pull connected first and second transistors of mutually different conductivity types, the emitters of which are commonly connected to a load via a resistor, the emitter and the base are connected to the collector and base of the first transistor, respectively. a third transistor whose emitter and base are connected to the collector and base of the second transistor, respectively;
A distortion detection device for a power amplifier, comprising a light emitting element whose lighting is controlled according to conduction states of the third and fourth transistors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15522787U JPH0159873U (en) | 1987-10-09 | 1987-10-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15522787U JPH0159873U (en) | 1987-10-09 | 1987-10-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0159873U true JPH0159873U (en) | 1989-04-14 |
Family
ID=31432670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15522787U Pending JPH0159873U (en) | 1987-10-09 | 1987-10-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0159873U (en) |
-
1987
- 1987-10-09 JP JP15522787U patent/JPH0159873U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0159873U (en) | ||
| JPS61149429U (en) | ||
| JPH0328818U (en) | ||
| JPS61103917U (en) | ||
| JPH0295919U (en) | ||
| JPH0175875U (en) | ||
| JPS61163436U (en) | ||
| JPS6160520U (en) | ||
| JPS5957016U (en) | Amplifier output current limit circuit | |
| JPH02113424U (en) | ||
| JPS643210U (en) | ||
| JPH0365185U (en) | ||
| JPS6447115U (en) | ||
| JPH0223114U (en) | ||
| JPS62121841U (en) | ||
| JPS62158916U (en) | ||
| JPH0197612U (en) | ||
| JPS6181224U (en) | ||
| JPS5871814U (en) | constant current power supply circuit | |
| JPS6183342U (en) | ||
| JPS6217242U (en) | ||
| JPS61143321U (en) | ||
| JPS6427707U (en) | ||
| JPH0388364U (en) | ||
| JPS62112216U (en) |