BE673136A - - Google Patents

Info

Publication number
BE673136A
BE673136A BE673136DA BE673136A BE 673136 A BE673136 A BE 673136A BE 673136D A BE673136D A BE 673136DA BE 673136 A BE673136 A BE 673136A
Authority
BE
Belgium
Prior art keywords
loudspeaker
soft
cone
sound
ensuring
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE673136A publication Critical patent/BE673136A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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)
  • Diaphragms For Electromechanical Transducers (AREA)
BE673136D BE673136A (it)

Publications (1)

Publication Number Publication Date
BE673136A true BE673136A (it)

Family

ID=208569

Family Applications (1)

Application Number Title Priority Date Filing Date
BE673136D BE673136A (it)

Country Status (1)

Country Link
BE (1) BE673136A (it)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0097061A1 (en) * 1982-06-15 1983-12-28 Psycho-Acoustic Research Limited Loudspeaker enclosures
EP0129320A1 (en) * 1983-06-16 1984-12-27 Northern Telecom Limited Loudspeaker enclosure arrangement for voice communication terminals
FR2593011A1 (fr) * 1986-01-14 1987-07-17 Guillou Marc Procede de fabrication d'une structure creuse, incorporant une feuille de plomb, et enceinte acoustique realisee selon ce procede

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0097061A1 (en) * 1982-06-15 1983-12-28 Psycho-Acoustic Research Limited Loudspeaker enclosures
WO1984000092A1 (en) * 1982-06-15 1984-01-05 Psycho Acoustic Res Loudspeaker enclosures
EP0129320A1 (en) * 1983-06-16 1984-12-27 Northern Telecom Limited Loudspeaker enclosure arrangement for voice communication terminals
FR2593011A1 (fr) * 1986-01-14 1987-07-17 Guillou Marc Procede de fabrication d'une structure creuse, incorporant une feuille de plomb, et enceinte acoustique realisee selon ce procede

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