FR1152991A - Improvements to so-called membrane loudspeakers - Google Patents

Improvements to so-called membrane loudspeakers

Info

Publication number
FR1152991A
FR1152991A FR1152991DA FR1152991A FR 1152991 A FR1152991 A FR 1152991A FR 1152991D A FR1152991D A FR 1152991DA FR 1152991 A FR1152991 A FR 1152991A
Authority
FR
France
Prior art keywords
called membrane
membrane loudspeakers
loudspeakers
called
membrane
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
Julien Poultrinier
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 FR1152991A publication Critical patent/FR1152991A/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR1152991D 1956-06-21 1956-06-21 Improvements to so-called membrane loudspeakers Expired FR1152991A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1152991T 1956-06-21

Publications (1)

Publication Number Publication Date
FR1152991A true FR1152991A (en) 1958-02-27

Family

ID=9648726

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1152991D Expired FR1152991A (en) 1956-06-21 1956-06-21 Improvements to so-called membrane loudspeakers

Country Status (1)

Country Link
FR (1) FR1152991A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2081230A1 (en) * 1970-03-20 1971-12-03 Sexta Etudes Rech
US4584438A (en) * 1980-07-07 1986-04-22 Erl Koenig Percussion air motor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2081230A1 (en) * 1970-03-20 1971-12-03 Sexta Etudes Rech
US4584438A (en) * 1980-07-07 1986-04-22 Erl Koenig Percussion air motor

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