DK529475A - Lavfrekvent elektroakustisk transduktor - Google Patents
Lavfrekvent elektroakustisk transduktorInfo
- Publication number
- DK529475A DK529475A DK529475A DK529475A DK529475A DK 529475 A DK529475 A DK 529475A DK 529475 A DK529475 A DK 529475A DK 529475 A DK529475 A DK 529475A DK 529475 A DK529475 A DK 529475A
- Authority
- DK
- Denmark
- Prior art keywords
- transductor
- low frequency
- frequency electric
- electric acoustic
- acoustic
- Prior art date
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US52666774A | 1974-11-25 | 1974-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK529475A true DK529475A (da) | 1976-05-26 |
Family
ID=24098275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK529475A DK529475A (da) | 1974-11-25 | 1975-11-24 | Lavfrekvent elektroakustisk transduktor |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5175430A (forum.php) |
| AU (1) | AU499523B2 (forum.php) |
| CA (1) | CA1067201A (forum.php) |
| CH (1) | CH607524A5 (forum.php) |
| DE (1) | DE2553070A1 (forum.php) |
| DK (1) | DK529475A (forum.php) |
| FR (1) | FR2292393A1 (forum.php) |
| GB (1) | GB1522710A (forum.php) |
| IT (1) | IT1052385B (forum.php) |
| SE (1) | SE406409B (forum.php) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3929266C1 (forum.php) * | 1989-09-02 | 1991-01-03 | Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De | |
| SE503180C2 (sv) * | 1994-08-29 | 1996-04-15 | Centara Patent Ab | Elektroakustisk omvandlare |
| DE19605130A1 (de) * | 1996-02-13 | 1997-08-14 | Kurt Schubert | Elektroakustische Rundstrahleinrichtung |
| CN101385389A (zh) * | 2005-12-21 | 2009-03-11 | 迪芬尼公司 | 线阵换能器和制造方法 |
| JP2008042614A (ja) * | 2006-08-08 | 2008-02-21 | Sharp Corp | スピーカー装置 |
| JP2008042615A (ja) * | 2006-08-08 | 2008-02-21 | Sharp Corp | スピーカー装置 |
| JP2008042618A (ja) * | 2006-08-08 | 2008-02-21 | Sharp Corp | スピーカー装置 |
| DE102007040062A1 (de) * | 2007-08-24 | 2009-02-26 | Heinen, Annegret | Breitband-Exciter |
| DE102014218427B4 (de) * | 2014-09-15 | 2016-06-02 | Kendrion Kuhnke Automotive GmbH | Lautsprecher, insbesondere elektrodynamischer Lautsprecher |
-
1975
- 1975-11-19 GB GB47691/75A patent/GB1522710A/en not_active Expired
- 1975-11-19 CA CA240,018A patent/CA1067201A/en not_active Expired
- 1975-11-21 AU AU86834/75A patent/AU499523B2/en not_active Expired
- 1975-11-24 DK DK529475A patent/DK529475A/da not_active Application Discontinuation
- 1975-11-24 FR FR7535762A patent/FR2292393A1/fr not_active Withdrawn
- 1975-11-24 CH CH1521875A patent/CH607524A5/xx not_active IP Right Cessation
- 1975-11-24 SE SE7513196A patent/SE406409B/xx unknown
- 1975-11-24 IT IT52370/75A patent/IT1052385B/it active
- 1975-11-25 JP JP50140322A patent/JPS5175430A/ja active Pending
- 1975-11-26 DE DE19752553070 patent/DE2553070A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2292393A1 (fr) | 1976-06-18 |
| IT1052385B (it) | 1981-06-20 |
| AU499523B2 (en) | 1979-04-26 |
| SE406409B (sv) | 1979-02-05 |
| AU8683475A (en) | 1977-05-26 |
| JPS5175430A (en) | 1976-06-30 |
| GB1522710A (en) | 1978-08-23 |
| CH607524A5 (forum.php) | 1978-12-29 |
| DE2553070A1 (de) | 1976-05-26 |
| SE7513196L (sv) | 1976-05-26 |
| CA1067201A (en) | 1979-11-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AHS | Application shelved for other reasons than non-payment |