FR801588A - Perfectionnements aux haut-parleurs - Google Patents

Perfectionnements aux haut-parleurs

Info

Publication number
FR801588A
FR801588A FR801588DA FR801588A FR 801588 A FR801588 A FR 801588A FR 801588D A FR801588D A FR 801588DA FR 801588 A FR801588 A FR 801588A
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR801588A publication Critical patent/FR801588A/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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/26—Damping by means acting directly on free portion of diaphragm or cone

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR801588D 1935-04-08 1935-04-08 Perfectionnements aux haut-parleurs Expired FR801588A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR801588T 1935-04-08

Publications (1)

Publication Number Publication Date
FR801588A true FR801588A (fr) 1936-08-07

Family

ID=9244277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR801588D Expired FR801588A (fr) 1935-04-08 1935-04-08 Perfectionnements aux haut-parleurs

Country Status (1)

Country Link
FR (1) FR801588A (fr)

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