JPS54148309A - Improvement for electroacoustic converter - Google Patents

Improvement for electroacoustic converter

Info

Publication number
JPS54148309A
JPS54148309A JP15503878A JP15503878A JPS54148309A JP S54148309 A JPS54148309 A JP S54148309A JP 15503878 A JP15503878 A JP 15503878A JP 15503878 A JP15503878 A JP 15503878A JP S54148309 A JPS54148309 A JP S54148309A
Authority
JP
Japan
Prior art keywords
improvement
electroacoustic converter
electroacoustic
converter
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.)
Pending
Application number
JP15503878A
Other languages
Japanese (ja)
Inventor
Richiyaado Baautsudo Eritsuku
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.)
Commonwealth of Australia
Original Assignee
Commonwealth of Australia
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 Commonwealth of Australia filed Critical Commonwealth of Australia
Publication of JPS54148309A publication Critical patent/JPS54148309A/en
Pending 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
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/02—Loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
    • H04R2209/027—Electrical or mechanical reduction of yoke vibration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
JP15503878A 1977-12-19 1978-12-18 Improvement for electroacoustic converter Pending JPS54148309A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPD281177 1977-12-19

Publications (1)

Publication Number Publication Date
JPS54148309A true JPS54148309A (en) 1979-11-20

Family

ID=3767327

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15503878A Pending JPS54148309A (en) 1977-12-19 1978-12-18 Improvement for electroacoustic converter

Country Status (5)

Country Link
JP (1) JPS54148309A (en)
AU (1) AU4256778A (en)
DE (1) DE2854912A1 (en)
DK (1) DK571378A (en)
GB (1) GB2018089A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK159357C (en) * 1988-03-18 1991-03-04 Oticon As HEARING EQUIPMENT, NECESSARY FOR EQUIPMENT
USH1875H (en) * 1996-07-22 2000-10-03 Microtronic A/S Electroacoustic transducer
US7305098B2 (en) * 2002-05-24 2007-12-04 Phonak Ag Hearing device
DE10223544C1 (en) * 2002-05-27 2003-07-24 Siemens Audiologische Technik Amplifier device for hearing aid with microphone and pick-up coil inputs, has amplifier provided with separate filters for acoustic and inductive feedback compensation
EP1880575A1 (en) 2005-05-09 2008-01-23 Knowles Electronics, LLC Conjoined receiver and microphone assembly
DE112007000845T5 (en) * 2006-04-04 2009-05-28 Knowles Electronics, LLC, Itasca Converter monitor system and manufacturing method for this
DK1895811T3 (en) * 2006-08-28 2016-08-29 Sonion Nederland Bv Several speakers with a common acoustic tube
US8331595B2 (en) 2008-06-11 2012-12-11 Sonion Nederland Bv Hearing instrument with improved venting and miniature loudspeaker therefore
CN103069841A (en) * 2010-08-03 2013-04-24 峰力公司 Receiver system for a hearing instrument
DE102014112784A1 (en) * 2014-09-04 2016-03-10 USound GmbH Speaker layout
US10516948B2 (en) 2017-02-28 2019-12-24 USound GmbH Loudspeaker arrangement
GB2601004A (en) 2020-11-17 2022-05-18 Cummins Power Generation Ltd Valve spring retainer incorporating lubrication oil trap

Also Published As

Publication number Publication date
DE2854912A1 (en) 1979-06-21
DK571378A (en) 1979-06-20
GB2018089A (en) 1979-10-10
AU4256778A (en) 1979-07-05

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