FR1540077A - Agencement de haut-parleurs comprenant plusieurs cellules uniformes - Google Patents

Agencement de haut-parleurs comprenant plusieurs cellules uniformes

Info

Publication number
FR1540077A
FR1540077A FR122790A FR122790A FR1540077A FR 1540077 A FR1540077 A FR 1540077A FR 122790 A FR122790 A FR 122790A FR 122790 A FR122790 A FR 122790A FR 1540077 A FR1540077 A FR 1540077A
Authority
FR
France
Prior art keywords
loudspeaker arrangement
several uniform
uniform cells
cells
several
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
FR122790A
Other languages
English (en)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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
Priority claimed from NL6613812A external-priority patent/NL6613812A/xx
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to FR122790A priority Critical patent/FR1540077A/fr
Application granted granted Critical
Publication of FR1540077A publication Critical patent/FR1540077A/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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • 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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
FR122790A 1966-09-30 1967-09-29 Agencement de haut-parleurs comprenant plusieurs cellules uniformes Expired FR1540077A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR122790A FR1540077A (fr) 1966-09-30 1967-09-29 Agencement de haut-parleurs comprenant plusieurs cellules uniformes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL6613812A NL6613812A (fr) 1966-09-30 1966-09-30
FR122790A FR1540077A (fr) 1966-09-30 1967-09-29 Agencement de haut-parleurs comprenant plusieurs cellules uniformes

Publications (1)

Publication Number Publication Date
FR1540077A true FR1540077A (fr) 1968-09-20

Family

ID=26179733

Family Applications (1)

Application Number Title Priority Date Filing Date
FR122790A Expired FR1540077A (fr) 1966-09-30 1967-09-29 Agencement de haut-parleurs comprenant plusieurs cellules uniformes

Country Status (1)

Country Link
FR (1) FR1540077A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0163179A1 (fr) * 1984-05-18 1985-12-04 Vereinigte Papierwerke AG Tampon menstruel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0163179A1 (fr) * 1984-05-18 1985-12-04 Vereinigte Papierwerke AG Tampon menstruel

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