FR2241942A1 - - Google Patents

Info

Publication number
FR2241942A1
FR2241942A1 FR7330668A FR7330668A FR2241942A1 FR 2241942 A1 FR2241942 A1 FR 2241942A1 FR 7330668 A FR7330668 A FR 7330668A FR 7330668 A FR7330668 A FR 7330668A FR 2241942 A1 FR2241942 A1 FR 2241942A1
Authority
FR
France
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.)
Granted
Application number
FR7330668A
Other versions
FR2241942B1 (fr
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.)
TRETIAKOFF OLEG FR
Original Assignee
TRETIAKOFF OLEG FR
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 TRETIAKOFF OLEG FR filed Critical TRETIAKOFF OLEG FR
Priority to FR7330668A priority Critical patent/FR2241942B1/fr
Publication of FR2241942A1 publication Critical patent/FR2241942A1/fr
Application granted granted Critical
Publication of FR2241942B1 publication Critical patent/FR2241942B1/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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • H04R9/063—Loudspeakers using a plurality of acoustic drivers
    • 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)
FR7330668A 1973-08-24 1973-08-24 Expired FR2241942B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7330668A FR2241942B1 (fr) 1973-08-24 1973-08-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7330668A FR2241942B1 (fr) 1973-08-24 1973-08-24

Publications (2)

Publication Number Publication Date
FR2241942A1 true FR2241942A1 (fr) 1975-03-21
FR2241942B1 FR2241942B1 (fr) 1976-05-07

Family

ID=9124269

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7330668A Expired FR2241942B1 (fr) 1973-08-24 1973-08-24

Country Status (1)

Country Link
FR (1) FR2241942B1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2450020A1 (fr) * 1979-02-20 1980-09-19 Soria Jean Yves Haut-parleur electrodynamique multicellulaire
US4805221A (en) * 1984-04-17 1989-02-14 Quaas Juergen Construction of sound converter in sound guide, especially for loudspeakers, for example speaker boxes
WO1997009847A1 (fr) * 1995-09-02 1997-03-13 New Transducers Limited Haut-parleurs en forme de panneau
US6332029B1 (en) 1995-09-02 2001-12-18 New Transducers Limited Acoustic device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2450020A1 (fr) * 1979-02-20 1980-09-19 Soria Jean Yves Haut-parleur electrodynamique multicellulaire
US4805221A (en) * 1984-04-17 1989-02-14 Quaas Juergen Construction of sound converter in sound guide, especially for loudspeakers, for example speaker boxes
WO1997009847A1 (fr) * 1995-09-02 1997-03-13 New Transducers Limited Haut-parleurs en forme de panneau
AU703065B2 (en) * 1995-09-02 1999-03-11 New Transducers Limited Panel-form loudspeakers
US6332029B1 (en) 1995-09-02 2001-12-18 New Transducers Limited Acoustic device
US6904154B2 (en) 1995-09-02 2005-06-07 New Transducers Limited Acoustic device
US7158647B2 (en) 1995-09-02 2007-01-02 New Transducers Limited Acoustic device
US7194098B2 (en) 1995-09-02 2007-03-20 New Transducers Limited Acoustic device

Also Published As

Publication number Publication date
FR2241942B1 (fr) 1976-05-07

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Legal Events

Date Code Title Description
ST Notification of lapse