FR2555390B1 - Capsule microphonique electrodynamique protegee vis-a-vis des champs electromagnetiques variables parasites - Google Patents

Capsule microphonique electrodynamique protegee vis-a-vis des champs electromagnetiques variables parasites

Info

Publication number
FR2555390B1
FR2555390B1 FR8318646A FR8318646A FR2555390B1 FR 2555390 B1 FR2555390 B1 FR 2555390B1 FR 8318646 A FR8318646 A FR 8318646A FR 8318646 A FR8318646 A FR 8318646A FR 2555390 B1 FR2555390 B1 FR 2555390B1
Authority
FR
France
Prior art keywords
electrodynamic
electromagnetic fields
variable interference
interference electromagnetic
microphonic
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
Application number
FR8318646A
Other languages
English (en)
Other versions
FR2555390A1 (fr
Inventor
Gerard Agnus
Bernard Schott
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.)
ALE International SAS
Original Assignee
Telic Alcatel SA
La Telephone Industrielle et Commerciale Telic Alcatel SA
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 Telic Alcatel SA, La Telephone Industrielle et Commerciale Telic Alcatel SA filed Critical Telic Alcatel SA
Priority to FR8318646A priority Critical patent/FR2555390B1/fr
Publication of FR2555390A1 publication Critical patent/FR2555390A1/fr
Application granted granted Critical
Publication of FR2555390B1 publication Critical patent/FR2555390B1/fr
Expired 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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/08—Microphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR8318646A 1983-11-23 1983-11-23 Capsule microphonique electrodynamique protegee vis-a-vis des champs electromagnetiques variables parasites Expired FR2555390B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8318646A FR2555390B1 (fr) 1983-11-23 1983-11-23 Capsule microphonique electrodynamique protegee vis-a-vis des champs electromagnetiques variables parasites

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8318646A FR2555390B1 (fr) 1983-11-23 1983-11-23 Capsule microphonique electrodynamique protegee vis-a-vis des champs electromagnetiques variables parasites

Publications (2)

Publication Number Publication Date
FR2555390A1 FR2555390A1 (fr) 1985-05-24
FR2555390B1 true FR2555390B1 (fr) 1987-01-30

Family

ID=9294431

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8318646A Expired FR2555390B1 (fr) 1983-11-23 1983-11-23 Capsule microphonique electrodynamique protegee vis-a-vis des champs electromagnetiques variables parasites

Country Status (1)

Country Link
FR (1) FR2555390B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8122765B2 (en) * 2006-06-07 2012-02-28 Kistler Holding, Ag Membrane protection for a sensor having a membrane, and sensor having a membrane and membrane protection
US7894622B2 (en) 2006-10-13 2011-02-22 Merry Electronics Co., Ltd. Microphone

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB447750A (en) * 1934-10-22 1936-05-22 Cole E K Ltd Improvements relating to loudspeakers
DE1060908B (de) * 1956-04-20 1959-07-09 Dr Rudolf Goerike Einrichtung zur Kompensation der durch aeussere magnetische, niederfrequente Stoerfelder im Leiter bzw. in der Wicklung von dynamischen oder magnetischen Mikrophonen induzierten elektromotorischen Kraft
DE2152450A1 (de) * 1971-10-21 1972-10-26 Sennheiser Electronic Brummkompensation fuer ein dynamisches Mikrofon
JPS5931111Y2 (ja) * 1980-07-19 1984-09-04 パイオニア株式会社 ダイナミツクマイクロホン

Also Published As

Publication number Publication date
FR2555390A1 (fr) 1985-05-24

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Legal Events

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ST Notification of lapse