JPH01135898U - - Google Patents
Info
- Publication number
- JPH01135898U JPH01135898U JP3150188U JP3150188U JPH01135898U JP H01135898 U JPH01135898 U JP H01135898U JP 3150188 U JP3150188 U JP 3150188U JP 3150188 U JP3150188 U JP 3150188U JP H01135898 U JPH01135898 U JP H01135898U
- Authority
- JP
- Japan
- Prior art keywords
- set value
- voltages
- circuit
- value
- voltage
- 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.)
- Granted
Links
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Circuit For Audible Band Transducer (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988031501U JP2507711Y2 (ja) | 1988-03-09 | 1988-03-09 | スピ―カ回線監視回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988031501U JP2507711Y2 (ja) | 1988-03-09 | 1988-03-09 | スピ―カ回線監視回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01135898U true JPH01135898U (OSRAM) | 1989-09-18 |
| JP2507711Y2 JP2507711Y2 (ja) | 1996-08-21 |
Family
ID=31257397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988031501U Expired - Lifetime JP2507711Y2 (ja) | 1988-03-09 | 1988-03-09 | スピ―カ回線監視回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2507711Y2 (OSRAM) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996015513A1 (fr) * | 1994-11-14 | 1996-05-23 | The Nippon Signal Co., Ltd. | Dispositif d'alarme |
| JP2006180083A (ja) * | 2004-12-21 | 2006-07-06 | Matsushita Electric Works Ltd | 圧力波発生装置 |
| JP2010147764A (ja) * | 2008-12-18 | 2010-07-01 | New Japan Radio Co Ltd | スピーカ診断方法および装置 |
| JP5123319B2 (ja) * | 2008-01-10 | 2013-01-23 | Ｔｏａ株式会社 | スピーカラインの検査装置 |
| JP2014093587A (ja) * | 2012-11-01 | 2014-05-19 | Ovit:Kk | 異常検知装置 |
| WO2017164380A1 (ja) * | 2016-03-25 | 2017-09-28 | ヤマハ株式会社 | スピーカ動作確認装置及び方法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5423748B2 (ja) | 2011-09-17 | 2014-02-19 | 株式会社デンソー | 車両運行通知音発生用スピーカ回路の異常検出装置 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5765100A (en) * | 1980-10-08 | 1982-04-20 | Toshiba Corp | Operation check system for speaker |
| JPS57181200U (OSRAM) * | 1981-05-13 | 1982-11-17 |
-
1988
- 1988-03-09 JP JP1988031501U patent/JP2507711Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5765100A (en) * | 1980-10-08 | 1982-04-20 | Toshiba Corp | Operation check system for speaker |
| JPS57181200U (OSRAM) * | 1981-05-13 | 1982-11-17 |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5638043A (en) * | 1993-11-04 | 1997-06-10 | The Nippon Signal Co., Ltd., | Warning apparatus |
| WO1996015513A1 (fr) * | 1994-11-14 | 1996-05-23 | The Nippon Signal Co., Ltd. | Dispositif d'alarme |
| JP2006180083A (ja) * | 2004-12-21 | 2006-07-06 | Matsushita Electric Works Ltd | 圧力波発生装置 |
| JP5123319B2 (ja) * | 2008-01-10 | 2013-01-23 | Ｔｏａ株式会社 | スピーカラインの検査装置 |
| JP2010147764A (ja) * | 2008-12-18 | 2010-07-01 | New Japan Radio Co Ltd | スピーカ診断方法および装置 |
| JP2014093587A (ja) * | 2012-11-01 | 2014-05-19 | Ovit:Kk | 異常検知装置 |
| WO2017164380A1 (ja) * | 2016-03-25 | 2017-09-28 | ヤマハ株式会社 | スピーカ動作確認装置及び方法 |
| JPWO2017164380A1 (ja) * | 2016-03-25 | 2018-11-22 | ヤマハ株式会社 | スピーカ動作確認装置及び方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2507711Y2 (ja) | 1996-08-21 |