AU4256778A - Reduction of feedback in electroacoustic systems - Google Patents

Reduction of feedback in electroacoustic systems

Info

Publication number
AU4256778A
AU4256778A AU42567/78A AU4256778A AU4256778A AU 4256778 A AU4256778 A AU 4256778A AU 42567/78 A AU42567/78 A AU 42567/78A AU 4256778 A AU4256778 A AU 4256778A AU 4256778 A AU4256778 A AU 4256778A
Authority
AU
Australia
Prior art keywords
feedback
reduction
electroacoustic systems
electroacoustic
systems
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
AU42567/78A
Inventor
Eric Richard Burwood
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 AU4256778A publication Critical patent/AU4256778A/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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Circuit For Audible Band Transducer (AREA)
AU42567/78A 1977-12-19 1977-12-19 Reduction of feedback in electroacoustic systems Pending AU4256778A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
AU4256778A true AU4256778A (en) 1979-07-05

Family

ID=3767327

Family Applications (1)

Application Number Title Priority Date Filing Date
AU42567/78A Pending AU4256778A (en) 1977-12-19 1977-12-19 Reduction of feedback in electroacoustic systems

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
EP1341395A1 (en) * 2002-05-24 2003-09-03 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
US7747032B2 (en) 2005-05-09 2010-06-29 Knowles Electronics, Llc Conjoined receiver and microphone assembly
WO2007115304A2 (en) * 2006-04-04 2007-10-11 Knowles Electronics, Llc Monitor transducer system and manufacturing method thereof
EP1895811B1 (en) * 2006-08-28 2016-06-08 Sonion Nederland B.V. Multiple receivers with a common acoustic spout
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
JPS54148309A (en) 1979-11-20
GB2018089A (en) 1979-10-10
DK571378A (en) 1979-06-20

Similar Documents

Publication Publication Date Title
JPS549618A (en) Speaker system
JPS543521A (en) Loudspeaker
JPS5389728A (en) Loudspeaker unit
GB2003363B (en) Microphone assemblies
JPS5448228A (en) Headphone
GB2010636B (en) Loudspeaker
ZA784924B (en) Gationic and amphoteric surfactants
GB2002991A (en) Speaker system
AU4256778A (en) Reduction of feedback in electroacoustic systems
GB2007216B (en) Isochromans siothiochromans 2-benzoxepins and benzothieps
GB2001225A (en) Loudspeaker combination
AU516291B2 (en) Traizoles and imidazoles
GB2014824A (en) Loudspeaker systems
GB1552478A (en) Sound reproduction systems
GB2008340B (en) Multi-channel generating systems
JPS53111095A (en) Pyroloquinoxalines and pyrolobenzodiazepinons
JPS5441851A (en) Arylphosphonite and thiophosphonite
JPS5446031A (en) Speaker system
JPS53138724A (en) Loudspeaker
JPS5427325A (en) Function generating system
JPS5412824A (en) Speaker vibrator
GB2008359B (en) Audio teleconferecing
JPS5412823A (en) Speaker vibrator
JPS53103425A (en) Trialkylsulfingold*i*nnlower alkylcarbamoylglucopyranocide
JPS542112A (en) Speaker system