FR825005A - Improvements to electrodynamic loudspeakers - Google Patents

Improvements to electrodynamic loudspeakers

Info

Publication number
FR825005A
FR825005A FR825005DA FR825005A FR 825005 A FR825005 A FR 825005A FR 825005D A FR825005D A FR 825005DA FR 825005 A FR825005 A FR 825005A
Authority
FR
France
Prior art keywords
electrodynamic loudspeakers
electrodynamic
loudspeakers
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
French (fr)
Inventor
Floresco Alexandre
Henry Maurice
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 FR825005A publication Critical patent/FR825005A/en
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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR825005D 1936-11-06 1936-11-06 Improvements to electrodynamic loudspeakers Expired FR825005A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR825005T 1936-11-06

Publications (1)

Publication Number Publication Date
FR825005A true FR825005A (en) 1938-02-22

Family

ID=9282095

Family Applications (1)

Application Number Title Priority Date Filing Date
FR825005D Expired FR825005A (en) 1936-11-06 1936-11-06 Improvements to electrodynamic loudspeakers

Country Status (1)

Country Link
FR (1) FR825005A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125647A (en) * 1964-03-17 Frequency-o cycles sec

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125647A (en) * 1964-03-17 Frequency-o cycles sec

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