JPS5959016U - Audio output circuit protection device - Google Patents
Audio output circuit protection deviceInfo
- Publication number
- JPS5959016U JPS5959016U JP15573182U JP15573182U JPS5959016U JP S5959016 U JPS5959016 U JP S5959016U JP 15573182 U JP15573182 U JP 15573182U JP 15573182 U JP15573182 U JP 15573182U JP S5959016 U JPS5959016 U JP S5959016U
- Authority
- JP
- Japan
- Prior art keywords
- audio output
- output circuit
- protection device
- circuit
- circuit protection
- 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
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- 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
図は本考案の一実施例におけるオーディオ出力回路保護
装置のブロック線図である。
1.4.6・・・入力端子、3,5.7・・・アナログ
スイ、 ツチ、10・・・メイン回路、11・・・出力
端子、12・・・ショート検出回路、13・・・ラッチ
回路。The figure is a block diagram of an audio output circuit protection device according to an embodiment of the present invention. 1.4.6...Input terminal, 3,5.7...Analog switch, 10...Main circuit, 11...Output terminal, 12...Short detection circuit, 13... latch circuit.
Claims (1)
グスイッチを介してオーディオ出力回路に接続し、この
オーディオ出力回路の出力端子にスピーカを接続し、こ
のスピーカのショート状態を検出するショート検出回路
を設け、このショート検出回路の出力をラッチするラッ
チ回路を設け。 このラッチ回路の出力で上記アナログスイッチのオンオ
フを制御し、上記スピーカのショート時に上記アナログ
スイッチをオフ状態に設定したオーディオ出力回路保護
装置。[Claims for Utility Model Registration] A plurality of input terminals are connected to an audio output circuit via a plurality of analog switches constituting an input selector, a speaker is connected to the output terminal of the audio output circuit, and the speaker is short-circuited. A short detection circuit is provided to detect this, and a latch circuit is provided to latch the output of this short detection circuit. An audio output circuit protection device that controls on/off of the analog switch using the output of the latch circuit, and sets the analog switch to an OFF state when the speaker is short-circuited.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15573182U JPS5959016U (en) | 1982-10-14 | 1982-10-14 | Audio output circuit protection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15573182U JPS5959016U (en) | 1982-10-14 | 1982-10-14 | Audio output circuit protection device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5959016U true JPS5959016U (en) | 1984-04-17 |
Family
ID=30343853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15573182U Pending JPS5959016U (en) | 1982-10-14 | 1982-10-14 | Audio output circuit protection device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5959016U (en) |
-
1982
- 1982-10-14 JP JP15573182U patent/JPS5959016U/en active Pending
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