DK148550C - Elektrodynamisk transducer med bevaegelig spole - Google Patents

Elektrodynamisk transducer med bevaegelig spole

Info

Publication number
DK148550C
DK148550C DK547381A DK547381A DK148550C DK 148550 C DK148550 C DK 148550C DK 547381 A DK547381 A DK 547381A DK 547381 A DK547381 A DK 547381A DK 148550 C DK148550 C DK 148550C
Authority
DK
Denmark
Prior art keywords
electrodynamic transducer
mobile coil
coil
mobile
electrodynamic
Prior art date
Application number
DK547381A
Other languages
English (en)
Other versions
DK148550B (da
DK547381A (da
Inventor
Kaj Boerge Hansen
Original Assignee
Standard Electric Kirk
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 Standard Electric Kirk filed Critical Standard Electric Kirk
Priority to DK547381A priority Critical patent/DK148550C/da
Priority to NZ20262582A priority patent/NZ202625A/en
Priority to DE8282111252T priority patent/DE3273600D1/de
Priority to EP19820111252 priority patent/EP0081780B1/de
Priority to AU91132/82A priority patent/AU556443B2/en
Publication of DK547381A publication Critical patent/DK547381A/da
Publication of DK148550B publication Critical patent/DK148550B/da
Application granted granted Critical
Publication of DK148550C publication Critical patent/DK148550C/da

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)
DK547381A 1981-12-10 1981-12-10 Elektrodynamisk transducer med bevaegelig spole DK148550C (da)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DK547381A DK148550C (da) 1981-12-10 1981-12-10 Elektrodynamisk transducer med bevaegelig spole
NZ20262582A NZ202625A (en) 1981-12-10 1982-11-26 Moving coil transducer:providing acoustic resistance
DE8282111252T DE3273600D1 (en) 1981-12-10 1982-12-04 Electrodynamic transducer
EP19820111252 EP0081780B1 (de) 1981-12-10 1982-12-04 Elektrodynamischer Wandler
AU91132/82A AU556443B2 (en) 1981-12-10 1982-12-06 Electrodynamic transducer

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK547381 1981-12-10
DK547381A DK148550C (da) 1981-12-10 1981-12-10 Elektrodynamisk transducer med bevaegelig spole

Publications (3)

Publication Number Publication Date
DK547381A DK547381A (da) 1983-06-11
DK148550B DK148550B (da) 1985-07-29
DK148550C true DK148550C (da) 1986-04-21

Family

ID=8142738

Family Applications (1)

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

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
NZ202625A (en) 1985-08-16
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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Legal Events

Date Code Title Description
PUP Patent expired