AU556443B2 - Electrodynamic transducer - Google Patents

Electrodynamic transducer

Info

Publication number
AU556443B2
AU556443B2 AU91132/82A AU9113282A AU556443B2 AU 556443 B2 AU556443 B2 AU 556443B2 AU 91132/82 A AU91132/82 A AU 91132/82A AU 9113282 A AU9113282 A AU 9113282A AU 556443 B2 AU556443 B2 AU 556443B2
Authority
AU
Australia
Prior art keywords
electrodynamic transducer
electrodynamic
transducer
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.)
Ceased
Application number
AU91132/82A
Other languages
English (en)
Other versions
AU9113282A (en
Inventor
Kaj Borge Hansen
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.)
Alcatel Lucent NV
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of AU9113282A publication Critical patent/AU9113282A/en
Application granted granted Critical
Publication of AU556443B2 publication Critical patent/AU556443B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • H04R9/10—Telephone receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
AU91132/82A 1981-12-10 1982-12-06 Electrodynamic transducer Ceased AU556443B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK547381A DK148550C (da) 1981-12-10 1981-12-10 Elektrodynamisk transducer med bevaegelig spole
DK5473/81 1981-12-10

Publications (2)

Publication Number Publication Date
AU9113282A AU9113282A (en) 1983-06-16
AU556443B2 true AU556443B2 (en) 1986-11-06

Family

ID=8142738

Family Applications (1)

Application Number Title Priority Date Filing Date
AU91132/82A Ceased AU556443B2 (en) 1981-12-10 1982-12-06 Electrodynamic transducer

Country Status (5)

Country Link
EP (1) EP0081780B1 (da)
AU (1) AU556443B2 (da)
DE (1) DE3273600D1 (da)
DK (1) DK148550C (da)
NZ (1) NZ202625A (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3530869A1 (de) * 1985-08-29 1987-03-12 Sennheiser Electronic Membran fuer einen elektroakustischen wiedergabewandler
DK164621C (da) * 1989-10-09 1992-12-07 Kirk Acoustics As Elektrodynamisk transducer
US9271067B2 (en) 2011-02-25 2016-02-23 Nokia Technologies Oy Transducer apparatus having a mechanical acoustic filter with movable blocking member

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR34820E (da) * 1925-01-09 1927-10-21
DE864269C (de) * 1948-10-31 1953-01-22 Charlotte Thomson Elektrodynamische Schwingspule mit Selbstkuehlung
NL111663C (da) * 1956-10-11
BE562680A (da) * 1956-11-26
DE1230858B (de) * 1960-06-22 1966-12-22 Siemens Ag Membran fuer einen elektroakustischen Wandler
DE1762676A1 (de) * 1968-08-02 1970-07-02 Peerles Mb Gmbh Feinmechanik U Membran fuer Mikrofonsystem mit Kugelcharakteristik oder Lautsprechersystem
DE2322475C2 (de) * 1972-02-09 1981-10-08 Fernsprech- Und Signalbau Lehner & Co Kg, 4300 Essen Elektroakustischer Wandler, insbesondere für Sprech- und Hörkapseln von Fernsprechapparaten

Also Published As

Publication number Publication date
DK148550C (da) 1986-04-21
DK148550B (da) 1985-07-29
EP0081780B1 (de) 1986-10-01
NZ202625A (en) 1985-08-16
DK547381A (da) 1983-06-11
EP0081780A1 (de) 1983-06-22
AU9113282A (en) 1983-06-16
DE3273600D1 (en) 1986-11-06

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