NZ202625A - Moving coil transducer:providing acoustic resistance - Google Patents

Moving coil transducer:providing acoustic resistance

Info

Publication number
NZ202625A
NZ202625A NZ20262582A NZ20262582A NZ202625A NZ 202625 A NZ202625 A NZ 202625A NZ 20262582 A NZ20262582 A NZ 20262582A NZ 20262582 A NZ20262582 A NZ 20262582A NZ 202625 A NZ202625 A NZ 202625A
Authority
NZ
New Zealand
Prior art keywords
moving coil
transducer
diaphragm
aperture
coil transducer
Prior art date
Application number
NZ20262582A
Other languages
English (en)
Inventor
K B Hansen
Original Assignee
Int 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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of NZ202625A publication Critical patent/NZ202625A/en

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)
NZ20262582A 1981-12-10 1982-11-26 Moving coil transducer:providing acoustic resistance NZ202625A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
NZ202625A true NZ202625A (en) 1985-08-16

Family

ID=8142738

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ20262582A NZ202625A (en) 1981-12-10 1982-11-26 Moving coil transducer:providing acoustic resistance

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
AU9113282A (en) 1983-06-16
DK148550C (da) 1986-04-21
DK148550B (da) 1985-07-29
EP0081780A1 (de) 1983-06-22
EP0081780B1 (de) 1986-10-01
DE3273600D1 (en) 1986-11-06
DK547381A (da) 1983-06-11
AU556443B2 (en) 1986-11-06

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