DK27783A - Hoejttaler - Google Patents

Hoejttaler Download PDF

Info

Publication number
DK27783A
DK27783A DK27783A DK27783A DK27783A DK 27783 A DK27783 A DK 27783A DK 27783 A DK27783 A DK 27783A DK 27783 A DK27783 A DK 27783A DK 27783 A DK27783 A DK 27783A
Authority
DK
Denmark
Prior art keywords
speaker
Prior art date
Application number
DK27783A
Other languages
English (en)
Other versions
DK27783D0 (da
Inventor
Jorma Uolevi Salmi
Carl Anders Mikael Weckstroem
Original Assignee
Lohja Ab Oy
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 Lohja Ab Oy filed Critical Lohja Ab Oy
Publication of DK27783D0 publication Critical patent/DK27783D0/da
Publication of DK27783A publication Critical patent/DK27783A/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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
    • 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 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
    • H04R3/14—Cross-over networks

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
DK27783A 1982-01-26 1983-01-25 Hoejttaler DK27783A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI820231A FI63313C (fi) 1982-01-26 1982-01-26 Hoegtalare

Publications (2)

Publication Number Publication Date
DK27783D0 DK27783D0 (da) 1983-01-25
DK27783A true DK27783A (da) 1983-07-27

Family

ID=8515044

Family Applications (1)

Application Number Title Priority Date Filing Date
DK27783A DK27783A (da) 1982-01-26 1983-01-25 Hoejttaler

Country Status (4)

Country Link
DE (1) DE3302394A1 (da)
DK (1) DK27783A (da)
FI (1) FI63313C (da)
SE (1) SE8300371L (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR980100265A (el) * 1998-07-08 2000-03-31 Ηλεκτρακουστικος μετατροπεας με επαυξημενη εκταση χαμηλων συχνοτητων με χρηση διαφανους, ηχητικως μη περατου πεπερασμενου οριου
EP2044803A2 (en) * 2006-07-13 2009-04-08 Koninklijke Philips Electronics N.V. A loudspeaker system having at least two loudspeaker arrays
CN104023296A (zh) * 2014-06-19 2014-09-03 深圳市中兴移动通信有限公司 声音输出方法和装置及移动终端

Also Published As

Publication number Publication date
FI63313C (fi) 1983-05-10
SE8300371D0 (sv) 1983-01-25
SE8300371L (sv) 1983-07-27
DE3302394A1 (de) 1983-08-11
DK27783D0 (da) 1983-01-25
FI63313B (fi) 1983-01-31

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment