FR2555007B1 - Haut-parleur a haut rendement et a grande puissance admissible - Google Patents
Haut-parleur a haut rendement et a grande puissance admissibleInfo
- 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
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
- H04R9/046—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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3721520B2 (ja) * | 1996-02-12 | 2005-11-30 | フィン,ダーヴィト | ワイヤ導体を接触させるための方法 |
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)
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 |
-
1983
- 1983-11-10 FR FR8317865A patent/FR2555007B1/fr not_active Expired
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 |