[go: up one dir, main page]

FR768638A - Electro-dynamic speaker - Google Patents

Electro-dynamic speaker

Info

Publication number
FR768638A
FR768638A FR768638DA FR768638A FR 768638 A FR768638 A FR 768638A FR 768638D A FR768638D A FR 768638DA FR 768638 A FR768638 A FR 768638A
Authority
FR
France
Prior art keywords
electro
dynamic speaker
speaker
dynamic
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
Huguenard Eugene Alexandre
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 FR768638A publication Critical patent/FR768638A/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
    • H04R9/041—Centering

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR768638D 1933-05-03 1933-05-03 Electro-dynamic speaker Expired FR768638A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR768638T 1933-05-03

Publications (1)

Publication Number Publication Date
FR768638A true FR768638A (en) 1934-08-10

Family

ID=9184341

Family Applications (1)

Application Number Title Priority Date Filing Date
FR768638D Expired FR768638A (en) 1933-05-03 1933-05-03 Electro-dynamic speaker

Country Status (1)

Country Link
FR (1) FR768638A (en)

Similar Documents

Publication Publication Date Title
FR797982A (en) Loud speaker
FR776417A (en) Loud speaker
FR749472A (en) Loud speaker
FR719430A (en) Loud speaker
FR791123A (en) Electro-dynamic speaker
FR749076A (en) Microphone
FR43928E (en) Loudspeaker enhancements
FR814659A (en) Loud speaker
FR796655A (en) Advanced speaker
FR768638A (en) Electro-dynamic speaker
FR736576A (en) Speakers
FR753441A (en) Electro-dynamic speaker
FR751482A (en) Loud speaker
FR783745A (en) Electro-dynamic speaker
FR795745A (en) Electro-dynamic speaker
FR753538A (en) Improvements to electro-dynamic diffusers
FR778751A (en) Microphone
FR778446A (en) Microphone
FR778333A (en) Microphone
FR731860A (en) Advanced speaker
FR809478A (en) Advanced speaker
FR771073A (en) Advanced microphone
FR813653A (en) Electro-dynamic speaker
FR778727A (en) Improvements to electro-dynamic loudspeakers
ES132465A3 (en) Improvements in electrodynamic loudspeakers.