JPH03101035U - - Google Patents
Info
- Publication number
- JPH03101035U JPH03101035U JP973590U JP973590U JPH03101035U JP H03101035 U JPH03101035 U JP H03101035U JP 973590 U JP973590 U JP 973590U JP 973590 U JP973590 U JP 973590U JP H03101035 U JPH03101035 U JP H03101035U
- Authority
- JP
- Japan
- Prior art keywords
- output
- abnormality
- level
- power amplifier
- output signal
- 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
- 230000005856 abnormality Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Description
第１図および第２図は本考案の一実施例を示す
ものである。第１図は出力制限装置が設けられた
パワーアンプの構成を示す回路図である。第２図
はパワーアンプの入出力特性図である。第３図お
よび第４図は従来例を示すものである。第３図は
パワーアンプの構成を示す回路図である。第４図
はパワーアンプの入出力特性図である。
３……リレー回路（出力異常検出手段）、Ｄ１
〜Ｄ４……ダイオード（出力制限手段）である。
1 and 2 show an embodiment of the present invention. FIG. 1 is a circuit diagram showing the configuration of a power amplifier provided with an output limiting device. FIG. 2 is an input/output characteristic diagram of the power amplifier. 3 and 4 show conventional examples. FIG. 3 is a circuit diagram showing the configuration of the power amplifier. FIG. 4 is an input/output characteristic diagram of the power amplifier. 3... Relay circuit (output abnormality detection means), D 1
~ D4 ...Diode (output limiting means).
Claims (1)
ルを持続するとこれを出力異常として検出する出
力異常検出手段と、上記出力異常が検出される出
力信号のレベルを一定値に制限する出力制限手段
とを備えていることを特徴とするパワーアンプの
出力制限装置。 Output abnormality detection means for detecting an output abnormality when the output signal remains at a level equal to or higher than a specified value for a predetermined time; and output limiting means for restricting the level of the output signal at which the output abnormality is detected to a constant value. A power amplifier output limiting device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP973590U JPH03101035U (en) | 1990-02-02 | 1990-02-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP973590U JPH03101035U (en) | 1990-02-02 | 1990-02-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03101035U true JPH03101035U (en) | 1991-10-22 |
Family
ID=31513323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP973590U Pending JPH03101035U (en) | 1990-02-02 | 1990-02-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03101035U (en) |
-
1990
- 1990-02-02 JP JP973590U patent/JPH03101035U/ja active Pending
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