FR934810A - Dispositifs de reproduction sonore - Google Patents

Dispositifs de reproduction sonore

Info

Publication number
FR934810A
FR934810A FR934810DA FR934810A FR 934810 A FR934810 A FR 934810A FR 934810D A FR934810D A FR 934810DA FR 934810 A FR934810 A FR 934810A
Authority
FR
France
Prior art keywords
sound reproduction
reproduction devices
devices
sound
reproduction
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.)
Expired
Application number
Other languages
English (en)
Inventor
Andre Sunnen
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR934810A publication Critical patent/FR934810A/fr
Expired 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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
FR934810D 1946-09-20 1946-09-20 Dispositifs de reproduction sonore Expired FR934810A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR934810T 1946-09-20

Publications (1)

Publication Number Publication Date
FR934810A true FR934810A (fr) 1948-06-02

Family

ID=9456418

Family Applications (1)

Application Number Title Priority Date Filing Date
FR934810D Expired FR934810A (fr) 1946-09-20 1946-09-20 Dispositifs de reproduction sonore

Country Status (3)

Country Link
BE (1) BE478613A (fr)
FR (1) FR934810A (fr)
GB (1) GB641668A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE943413C (de) * 1951-07-29 1956-05-17 Siemens Ag Lautsprecheranordnung, vorzugsweise mit Trichter

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL97567C (fr) * 1953-10-02
US2847081A (en) * 1955-04-25 1958-08-12 Electronic Reproducers Inc Acoustical enclosure to simulate organ tones
US3080012A (en) * 1958-09-26 1963-03-05 Columbia Broadcasting Syst Inc Stereophonic loudspeaker arrays

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE943413C (de) * 1951-07-29 1956-05-17 Siemens Ag Lautsprecheranordnung, vorzugsweise mit Trichter

Also Published As

Publication number Publication date
GB641668A (en) 1950-08-16
BE478613A (fr)

Similar Documents

Publication Publication Date Title
FR971128A (fr) Perfectionnements aux haut-parleurs
FR934810A (fr) Dispositifs de reproduction sonore
FR1157301A (fr) Dispositifs anti-mines
FR946579A (fr) Traducteurs électro-acoustiques
FR942640A (fr) Enregistrements phonographiques
FR934754A (fr) Coffret-tableau
FR1001682A (fr) Sonnette
FR936121A (fr) Perfectionnements aux haut-parleurs
FR929623A (fr) Agencement de microphone
FR930958A (fr) Dispositifs de haut-parleurs à pavillons
FR1005386A (fr) Haut-parleur répartiteur sonore
FR942641A (fr) Disque phonographique
FR949817A (fr) Perfectionnements aux dispositifs tourne-disque
FR925469A (fr) Perfectionnements aux haut-parleurs
FR928462A (fr) Haut-parleur
FR920382A (fr) Perfectionnements aux dispositifs de reproduction sonore
FR946542A (fr) Convertisseurs électro-acoustiques
FR1001651A (fr) Perfectionnement aux dispositifs radiogoniométriques
FR924132A (fr) Perfectionnement aux appareils de reproduction sonore
FR939636A (fr) Perfectionnements aux haut-parleurs
DK70808C (da) Elektrodynamisk mikrofon.
FR929558A (fr) Wagon cinéma sonore
FR920046A (fr) Perfectionnements aux haut-parleurs
FR929694A (fr) Perfectionnements aux haut-parleurs
FR952185A (fr) Perfectionnement aux dispositifs de magasinage