JPS58145539A - 音響再生装置 - Google Patents

音響再生装置

Info

Publication number
JPS58145539A
JPS58145539A JP57029322A JP2932282A JPS58145539A JP S58145539 A JPS58145539 A JP S58145539A JP 57029322 A JP57029322 A JP 57029322A JP 2932282 A JP2932282 A JP 2932282A JP S58145539 A JPS58145539 A JP S58145539A
Authority
JP
Japan
Prior art keywords
noise
voltage
rotation speed
sound
gain
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
JP57029322A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0142855B2 (enrdf_load_stackoverflow
Inventor
Jiro Soma
山田明寿
Akiyoshi Yamada
相馬次郎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP57029322A priority Critical patent/JPS58145539A/ja
Publication of JPS58145539A publication Critical patent/JPS58145539A/ja
Publication of JPH0142855B2 publication Critical patent/JPH0142855B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q5/00—Arrangement or adaptation of acoustic signal devices

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
JP57029322A 1982-02-25 1982-02-25 音響再生装置 Granted JPS58145539A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57029322A JPS58145539A (ja) 1982-02-25 1982-02-25 音響再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57029322A JPS58145539A (ja) 1982-02-25 1982-02-25 音響再生装置

Publications (2)

Publication Number Publication Date
JPS58145539A true JPS58145539A (ja) 1983-08-30
JPH0142855B2 JPH0142855B2 (enrdf_load_stackoverflow) 1989-09-14

Family

ID=12272984

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57029322A Granted JPS58145539A (ja) 1982-02-25 1982-02-25 音響再生装置

Country Status (1)

Country Link
JP (1) JPS58145539A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6278541U (enrdf_load_stackoverflow) * 1985-11-06 1987-05-20
JPH03176968A (ja) * 1989-12-05 1991-07-31 Ngk Insulators Ltd 円筒型ナトリウム―硫黄電池スタック

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111251990A (zh) * 2018-12-03 2020-06-09 广州汽车集团股份有限公司 一种电动车车外警示音的控制方法及系统

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6278541U (enrdf_load_stackoverflow) * 1985-11-06 1987-05-20
JPH03176968A (ja) * 1989-12-05 1991-07-31 Ngk Insulators Ltd 円筒型ナトリウム―硫黄電池スタック

Also Published As

Publication number Publication date
JPH0142855B2 (enrdf_load_stackoverflow) 1989-09-14

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