JPH0439839B2 - - Google Patents

Info

Publication number
JPH0439839B2
JPH0439839B2 JP22110182A JP22110182A JPH0439839B2 JP H0439839 B2 JPH0439839 B2 JP H0439839B2 JP 22110182 A JP22110182 A JP 22110182A JP 22110182 A JP22110182 A JP 22110182A JP H0439839 B2 JPH0439839 B2 JP H0439839B2
Authority
JP
Japan
Prior art keywords
speaker
microphone
diaphragm
center
hole
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.)
Expired - Lifetime
Application number
JP22110182A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59112798A (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 JP22110182A priority Critical patent/JPS59112798A/ja
Publication of JPS59112798A publication Critical patent/JPS59112798A/ja
Publication of JPH0439839B2 publication Critical patent/JPH0439839B2/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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Circuit For Audible Band Transducer (AREA)
JP22110182A 1982-12-18 1982-12-18 スピ−カ Granted JPS59112798A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22110182A JPS59112798A (ja) 1982-12-18 1982-12-18 スピ−カ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22110182A JPS59112798A (ja) 1982-12-18 1982-12-18 スピ−カ

Publications (2)

Publication Number Publication Date
JPS59112798A JPS59112798A (ja) 1984-06-29
JPH0439839B2 true JPH0439839B2 (en]) 1992-06-30

Family

ID=16761504

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22110182A Granted JPS59112798A (ja) 1982-12-18 1982-12-18 スピ−カ

Country Status (1)

Country Link
JP (1) JPS59112798A (en])

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2578548Y2 (ja) * 1991-12-11 1998-08-13 株式会社ケンウッド スピーカの配線構造
WO2004110095A1 (en) * 2003-06-05 2004-12-16 Koninklijke Philips Electronics N.V. Combined microphone-loudspeaker
US7684582B2 (en) 2005-08-11 2010-03-23 Dei Headquarters, Inc. Electrodynamic acoustic transducer
EP2050304B1 (en) * 2006-08-10 2018-10-24 Claudio Lastrucci Improvements to systems for acoustic diffusion

Also Published As

Publication number Publication date
JPS59112798A (ja) 1984-06-29

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