FR1127985A - Perfectionnements aux haut-parleurs - Google Patents

Perfectionnements aux haut-parleurs

Info

Publication number
FR1127985A
FR1127985A FR1127985DA FR1127985A FR 1127985 A FR1127985 A FR 1127985A FR 1127985D A FR1127985D A FR 1127985DA FR 1127985 A FR1127985 A FR 1127985A
Authority
FR
France
Prior art keywords
enhancements
loudspeaker
loudspeaker enhancements
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)
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
CSF Compagnie Generale de Telegraphie sans Fil SA
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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Application granted granted Critical
Publication of FR1127985A publication Critical patent/FR1127985A/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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/041—Centering

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR1127985D 1955-06-16 1955-06-16 Perfectionnements aux haut-parleurs Expired FR1127985A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1127985T 1955-06-16

Publications (1)

Publication Number Publication Date
FR1127985A true FR1127985A (fr) 1956-12-28

Family

ID=9635942

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1127985D Expired FR1127985A (fr) 1955-06-16 1955-06-16 Perfectionnements aux haut-parleurs

Country Status (1)

Country Link
FR (1) FR1127985A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3022377A (en) * 1956-10-29 1962-02-20 Philco Corp Sound reproducing system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3022377A (en) * 1956-10-29 1962-02-20 Philco Corp Sound reproducing system

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