JPS5933384U - Audio equipment with headphone output circuit with alarm function - Google Patents
Audio equipment with headphone output circuit with alarm functionInfo
- Publication number
- JPS5933384U JPS5933384U JP12686282U JP12686282U JPS5933384U JP S5933384 U JPS5933384 U JP S5933384U JP 12686282 U JP12686282 U JP 12686282U JP 12686282 U JP12686282 U JP 12686282U JP S5933384 U JPS5933384 U JP S5933384U
- Authority
- JP
- Japan
- Prior art keywords
- headphone output
- alarm function
- output circuit
- audio equipment
- audio device
- 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
- Electric Clocks (AREA)
- Headphones And Earphones (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図は本考案の一実施例よりなる目覚し機能付へッド
フオン出力回路を有する音響機器の回路図、および第２
図は同上の要部回路図である。
３、 ４． １４・・・増幅器、５，６・・・スピーカ
出力端子、７・・・ヘッドフォン出力端子、８・・・目
覚し機能付へッドフオン出力回路、１１・・・無信号検
知回路、１２・・・可聴周波発振回路。FIG. 1 is a circuit diagram of an audio equipment having a headphone output circuit with an alarm function according to an embodiment of the present invention, and a second embodiment of the present invention.
The figure is a circuit diagram of the main parts same as above. 3, 4. 14... Amplifier, 5, 6... Speaker output terminal, 7... Headphone output terminal, 8... Headphone output circuit with alarm function, 11... No signal detection circuit, 12... Audible Frequency oscillation circuit.
Claims (1)
器において、増幅器よりも後段に、該増幅器からの信号
がなくなったことを検知する無信号検知回路、および該
無信号検知回路からの信号により動作する可聴周波発振
回路を設けたことを特徴とする目覚し機能付ヘッドフオ
ン出力回路を有する音響機器。In an audio device having at least one headphone output terminal, a no-signal detection circuit that detects the disappearance of a signal from the amplifier is provided at a stage subsequent to the amplifier, and an audible audio device that operates by the signal from the no-signal detection circuit. An audio device having a headphone output circuit with an alarm function, characterized in that a frequency oscillation circuit is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12686282U JPS5933384U (en) | 1982-08-24 | 1982-08-24 | Audio equipment with headphone output circuit with alarm function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12686282U JPS5933384U (en) | 1982-08-24 | 1982-08-24 | Audio equipment with headphone output circuit with alarm function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5933384U true JPS5933384U (en) | 1984-03-01 |
Family
ID=30288320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12686282U Pending JPS5933384U (en) | 1982-08-24 | 1982-08-24 | Audio equipment with headphone output circuit with alarm function |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5933384U (en) |
-
1982
- 1982-08-24 JP JP12686282U patent/JPS5933384U/en active Pending
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