FR2555007B1 - Haut-parleur a haut rendement et a grande puissance admissible - Google Patents

Haut-parleur a haut rendement et a grande puissance admissible

Info

Publication number
FR2555007B1
FR2555007B1 FR8317865A FR8317865A FR2555007B1 FR 2555007 B1 FR2555007 B1 FR 2555007B1 FR 8317865 A FR8317865 A FR 8317865A FR 8317865 A FR8317865 A FR 8317865A FR 2555007 B1 FR2555007 B1 FR 2555007B1
Authority
FR
France
Prior art keywords
high efficiency
large power
power speaker
speaker
efficiency
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
FR8317865A
Other languages
English (en)
Other versions
FR2555007A1 (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.)
BENARD ALAIN
Original Assignee
BENARD ALAIN
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 BENARD ALAIN filed Critical BENARD ALAIN
Priority to FR8317865A priority Critical patent/FR2555007B1/fr
Publication of FR2555007A1 publication Critical patent/FR2555007A1/fr
Application granted granted Critical
Publication of FR2555007B1 publication Critical patent/FR2555007B1/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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction
    • H04R9/047—Construction in which the windings of the moving coil lay in the same plane

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR8317865A 1983-11-10 1983-11-10 Haut-parleur a haut rendement et a grande puissance admissible Expired FR2555007B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8317865A FR2555007B1 (fr) 1983-11-10 1983-11-10 Haut-parleur a haut rendement et a grande puissance admissible

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8317865A FR2555007B1 (fr) 1983-11-10 1983-11-10 Haut-parleur a haut rendement et a grande puissance admissible

Publications (2)

Publication Number Publication Date
FR2555007A1 FR2555007A1 (fr) 1985-05-17
FR2555007B1 true FR2555007B1 (fr) 1987-02-20

Family

ID=9293969

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8317865A Expired FR2555007B1 (fr) 1983-11-10 1983-11-10 Haut-parleur a haut rendement et a grande puissance admissible

Country Status (1)

Country Link
FR (1) FR2555007B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU709049B2 (en) 1996-02-12 1999-08-19 Smartrac Ip B.V. Process and device for contacting a wire conductor
IL184260A0 (en) 2007-06-27 2008-03-20 On Track Innovations Ltd Mobile telecommunications device having sim/antenna coil interface
US8028923B2 (en) 2007-11-14 2011-10-04 Smartrac Ip B.V. Electronic inlay structure and method of manufacture thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2976373A (en) * 1956-01-18 1961-03-21 Fukuin Denka Kabushiki Kaisha Omni-directional electro-acoustic converter of electro-magnetic type
AT239344B (de) * 1963-03-13 1965-03-25 Akg Akustische Kino Geraete Elektrodynamischer Kopfhörer
US3636278A (en) * 1969-02-19 1972-01-18 Heil Scient Lab Inc Acoustic transducer with a diaphragm forming a plurality of adjacent narrow air spaces open only at one side with the open sides of adjacent air spaces alternatingly facing in opposite directions
GB1542976A (en) * 1976-11-11 1979-03-28 Ceske Vysoke Uceni Tech V Praz Electrodynamic transducer

Also Published As

Publication number Publication date
FR2555007A1 (fr) 1985-05-17

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Legal Events

Date Code Title Description
ST Notification of lapse
R1 Appeal
DS Decision of the director general to state about an appeal