FR1155091A - Appareil acoustique sélecteur de sons - Google Patents

Appareil acoustique sélecteur de sons

Info

Publication number
FR1155091A
FR1155091A FR1155091DA FR1155091A FR 1155091 A FR1155091 A FR 1155091A FR 1155091D A FR1155091D A FR 1155091DA FR 1155091 A FR1155091 A FR 1155091A
Authority
FR
France
Prior art keywords
acoustic device
sound selector
selector
sound
acoustic
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
Charles Cartigny
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 filed Critical
Application granted granted Critical
Publication of FR1155091A publication Critical patent/FR1155091A/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
    • H04R1/22—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
    • H04R1/2884—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of the enclosure structure, i.e. strengthening or shape of the enclosure
    • H04R1/2888—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of the enclosure structure, i.e. strengthening or shape of the enclosure for loudspeaker transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR1155091D 1956-07-25 1956-07-25 Appareil acoustique sélecteur de sons Expired FR1155091A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1155091T 1956-07-25

Publications (1)

Publication Number Publication Date
FR1155091A true FR1155091A (fr) 1958-04-22

Family

ID=9649433

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1155091D Expired FR1155091A (fr) 1956-07-25 1956-07-25 Appareil acoustique sélecteur de sons

Country Status (1)

Country Link
FR (1) FR1155091A (fr)

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