FR2334259A1 - Nouvelle enceinte acoustique - Google Patents

Nouvelle enceinte acoustique

Info

Publication number
FR2334259A1
FR2334259A1 FR7536678A FR7536678A FR2334259A1 FR 2334259 A1 FR2334259 A1 FR 2334259A1 FR 7536678 A FR7536678 A FR 7536678A FR 7536678 A FR7536678 A FR 7536678A FR 2334259 A1 FR2334259 A1 FR 2334259A1
Authority
FR
France
Prior art keywords
glass fibre
low frequency
frequency response
sound pipe
cabinet
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.)
Granted
Application number
FR7536678A
Other languages
English (en)
French (fr)
Other versions
FR2334259B1 (cs
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.)
ART ACOUSTIQUE APPLIQUEE
Original Assignee
ART ACOUSTIQUE APPLIQUEE
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 ART ACOUSTIQUE APPLIQUEE filed Critical ART ACOUSTIQUE APPLIQUEE
Priority to FR7536678A priority Critical patent/FR2334259A1/fr
Publication of FR2334259A1 publication Critical patent/FR2334259A1/fr
Application granted granted Critical
Publication of FR2334259B1 publication Critical patent/FR2334259B1/fr
Granted 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
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2853—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line
    • H04R1/2857—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line for loudspeaker transducers
    • 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 
    • 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 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
    • H04R1/2876—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding
    • H04R1/288—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding for loudspeaker transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Exhaust Silencers (AREA)
FR7536678A 1975-12-01 1975-12-01 Nouvelle enceinte acoustique Granted FR2334259A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7536678A FR2334259A1 (fr) 1975-12-01 1975-12-01 Nouvelle enceinte acoustique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7536678A FR2334259A1 (fr) 1975-12-01 1975-12-01 Nouvelle enceinte acoustique

Publications (2)

Publication Number Publication Date
FR2334259A1 true FR2334259A1 (fr) 1977-07-01
FR2334259B1 FR2334259B1 (cs) 1978-05-12

Family

ID=9163134

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7536678A Granted FR2334259A1 (fr) 1975-12-01 1975-12-01 Nouvelle enceinte acoustique

Country Status (1)

Country Link
FR (1) FR2334259A1 (cs)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2418990A1 (fr) * 1978-03-03 1979-09-28 Brothier Laboratoires Emetteur de son utilisant un haut-parleur
FR2433268A1 (fr) * 1978-08-11 1980-03-07 Kerno Roland Perfectionnements apportes aux amenagements de dispositifs acoustiques du type enceintes acoustiques
EP0111408A1 (en) * 1982-12-02 1984-06-20 Celestion International Limited Loudspeaker cabinets
WO1985003186A1 (en) * 1984-01-06 1985-07-18 Asquith, Anthony Loudspeaker system with boundary layer control

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2418990A1 (fr) * 1978-03-03 1979-09-28 Brothier Laboratoires Emetteur de son utilisant un haut-parleur
FR2433268A1 (fr) * 1978-08-11 1980-03-07 Kerno Roland Perfectionnements apportes aux amenagements de dispositifs acoustiques du type enceintes acoustiques
EP0111408A1 (en) * 1982-12-02 1984-06-20 Celestion International Limited Loudspeaker cabinets
WO1985003186A1 (en) * 1984-01-06 1985-07-18 Asquith, Anthony Loudspeaker system with boundary layer control

Also Published As

Publication number Publication date
FR2334259B1 (cs) 1978-05-12

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Legal Events

Date Code Title Description
ST Notification of lapse