JPS60130999A - 拡声装置 - Google Patents

拡声装置

Info

Publication number
JPS60130999A
JPS60130999A JP58240417A JP24041783A JPS60130999A JP S60130999 A JPS60130999 A JP S60130999A JP 58240417 A JP58240417 A JP 58240417A JP 24041783 A JP24041783 A JP 24041783A JP S60130999 A JPS60130999 A JP S60130999A
Authority
JP
Japan
Prior art keywords
loudspeaker
sound
loudspeakers
base
address system
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
JP58240417A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0562518B2 (cs
Inventor
Akihisa Kawamura
明久 川村
Kazuhide Sato
和栄 佐藤
Yoko Enokida
榎田　葉子
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 JP58240417A priority Critical patent/JPS60130999A/ja
Publication of JPS60130999A publication Critical patent/JPS60130999A/ja
Publication of JPH0562518B2 publication Critical patent/JPH0562518B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R27/00—Public address systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
JP58240417A 1983-12-19 1983-12-19 拡声装置 Granted JPS60130999A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58240417A JPS60130999A (ja) 1983-12-19 1983-12-19 拡声装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58240417A JPS60130999A (ja) 1983-12-19 1983-12-19 拡声装置

Publications (2)

Publication Number Publication Date
JPS60130999A true JPS60130999A (ja) 1985-07-12
JPH0562518B2 JPH0562518B2 (cs) 1993-09-08

Family

ID=17059161

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58240417A Granted JPS60130999A (ja) 1983-12-19 1983-12-19 拡声装置

Country Status (1)

Country Link
JP (1) JPS60130999A (cs)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5406634A (en) * 1993-03-16 1995-04-11 Peak Audio, Inc. Intelligent speaker unit for speaker system network
US7127070B2 (en) 2002-01-04 2006-10-24 Matsushita Electric Industrial Co., Ltd. Loudspeaker broadcasting system and loudspeaker broadcasting apparatus
WO2017122935A1 (ko) * 2016-01-14 2017-07-20 주식회사 제이디솔루션 전달력이 향상된 터널용 스피커를 이용한 터널 정보 방송 시스템

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5406634A (en) * 1993-03-16 1995-04-11 Peak Audio, Inc. Intelligent speaker unit for speaker system network
US7127070B2 (en) 2002-01-04 2006-10-24 Matsushita Electric Industrial Co., Ltd. Loudspeaker broadcasting system and loudspeaker broadcasting apparatus
WO2017122935A1 (ko) * 2016-01-14 2017-07-20 주식회사 제이디솔루션 전달력이 향상된 터널용 스피커를 이용한 터널 정보 방송 시스템
CN106972903A (zh) * 2016-01-14 2017-07-21 株式会社Jd解决方案 隧道信息广播系统

Also Published As

Publication number Publication date
JPH0562518B2 (cs) 1993-09-08

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