BE586902A - Dispositif pour reproduire le son, comportant un ou plusieurs haut-parleurs munis d'un réflecteur. - Google Patents

Dispositif pour reproduire le son, comportant un ou plusieurs haut-parleurs munis d'un réflecteur.

Info

Publication number
BE586902A
BE586902A BE586902A BE586902A BE586902A BE 586902 A BE586902 A BE 586902A BE 586902 A BE586902 A BE 586902A BE 586902 A BE586902 A BE 586902A BE 586902 A BE586902 A BE 586902A
Authority
BE
Belgium
Prior art keywords
reflector
reproducing sound
loudspeakers
fitted
loudspeakers fitted
Prior art date
Application number
BE586902A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of BE586902A publication Critical patent/BE586902A/fr

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
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/20—Reflecting arrangements

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
BE586902A 1959-01-27 1960-01-25 Dispositif pour reproduire le son, comportant un ou plusieurs haut-parleurs munis d'un réflecteur. BE586902A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL235517 1959-01-27

Publications (1)

Publication Number Publication Date
BE586902A true BE586902A (fr) 1960-07-25

Family

ID=19751538

Family Applications (1)

Application Number Title Priority Date Filing Date
BE586902A BE586902A (fr) 1959-01-27 1960-01-25 Dispositif pour reproduire le son, comportant un ou plusieurs haut-parleurs munis d'un réflecteur.

Country Status (6)

Country Link
AT (1) AT225255B (fr)
BE (1) BE586902A (fr)
CH (1) CH400240A (fr)
DE (1) DE1133759B (fr)
FR (1) FR1246066A (fr)
GB (1) GB928377A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4823908A (en) * 1984-08-28 1989-04-25 Matsushita Electric Industrial Co., Ltd. Directional loudspeaker system
JP2823157B2 (ja) * 1986-04-01 1998-11-11 キヤノン株式会社 オーデイオ出力システム
US4836329A (en) * 1987-07-21 1989-06-06 Hughes Aircraft Company Loudspeaker system with wide dispersion baffle
US5784468A (en) * 1996-10-07 1998-07-21 Srs Labs, Inc. Spatial enhancement speaker systems and methods for spatially enhanced sound reproduction

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT177166B (de) * 1951-10-12 1954-01-11 Ver Telephon Czeija Nissl & Co Lautsprechergehäuse, insbesondere für Wandlautsprecher

Also Published As

Publication number Publication date
GB928377A (en) 1963-06-12
DE1133759B (de) 1962-07-26
CH400240A (de) 1965-10-15
FR1246066A (fr) 1960-11-10
AT225255B (de) 1963-01-10

Similar Documents

Publication Publication Date Title
BE590411A (fr) Dispositif d'amortissement.
DK106503C (da) Telefonapparat.
DK111053B (da) Elektro-akustisk omsætter.
BE591183A (fr) Dihydroxydiarylalcanes et -cycloalcanes thermostabilisés.
BE586902A (fr) Dispositif pour reproduire le son, comportant un ou plusieurs haut-parleurs munis d'un réflecteur.
OA00616A (fr) Système d'accord automatique.
BE588139A (fr) Système d'emmagasinement.
BE575672A (fr) Système teléphonique.
DK119803B (da) Grammofonpick-up.
DK103894C (da) Automatisk telefonanlæg.
BE618351A (fr) Reproducteur du son.
BE587968A (fr) Central automatique de télécommunication.
FR76977E (fr) Dispositif d'antipatinage, avec adaptation d'épaisseur, pour disques de reproduction sonore
FR76995E (fr) Dispositif d'antipatinage avec adaptation d'épaisseur, pour disques de reproduction sonore
BE586954A (fr) Dispositif convertisseur électrodynamique.
BE588857A (fr) Dispositif pour l'enregistrement de sons par exemple de voix.
CA559312A (fr) Dispositif de blocage de bras acoustique de phonographe
BE588998A (fr) Dispositif à aimant, en particulier pour haut-parleurs, microphones, etc.
BE574887A (nl) Luidsprekertelecommunicatiesysteem.
DK113037B (da) Pladespiller, hvor pladediameteren afføles af pick-up-armen.
BE581779A (fr) Dispositif de reproduction.
BE576202A (fr) Pick-up phonographique.
BE584064A (fr) Pick-up phonographique.
DE1923951U (de) Wiedergabe-verzeichnis-waehler.
GR19675B (el) Συσκευη καταγραφης τηλεφωνηματων τη βοηθεια μαγνητοφωνου.