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
Application number
JP3150188U
Other languages
English (en)
Japanese (ja)
Other versions
JP2507711Y2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988031501U priority Critical patent/JP2507711Y2/ja
Publication of JPH01135898U publication Critical patent/JPH01135898U/ja
Application granted granted Critical
Publication of JP2507711Y2 publication Critical patent/JP2507711Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Circuit For Audible Band Transducer (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
JP1988031501U 1988-03-09 1988-03-09 スピ―カ回線監視回路 Expired - Lifetime JP2507711Y2 (ja)

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 (cs) 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 (cs)

Cited By (6)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5765100A (en) * 1980-10-08 1982-04-20 Toshiba Corp Operation check system for speaker
JPS57181200U (cs) * 1981-05-13 1982-11-17

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5765100A (en) * 1980-10-08 1982-04-20 Toshiba Corp Operation check system for speaker
JPS57181200U (cs) * 1981-05-13 1982-11-17

Cited By (9)

* Cited by examiner, † Cited by third party
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
JP4534751B2 (ja) * 2004-12-21 2010-09-01 パナソニック電工株式会社 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

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