DK529475A - LOW FREQUENCY ELECTRIC ACOUSTIC TRANSDUCTOR - Google Patents
LOW FREQUENCY ELECTRIC ACOUSTIC TRANSDUCTORInfo
- 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 (en) | 1976-05-26 |
Family
ID=24098275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK529475A DK529475A (en) | 1974-11-25 | 1975-11-24 | LOW FREQUENCY ELECTRIC ACOUSTIC TRANSDUCTOR |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5175430A (en) |
AU (1) | AU499523B2 (en) |
CA (1) | CA1067201A (en) |
CH (1) | CH607524A5 (en) |
DE (1) | DE2553070A1 (en) |
DK (1) | DK529475A (en) |
FR (1) | FR2292393A1 (en) |
GB (1) | GB1522710A (en) |
IT (1) | IT1052385B (en) |
SE (1) | SE406409B (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3929266C1 (en) * | 1989-09-02 | 1991-01-03 | Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De | |
SE503180C2 (en) * | 1994-08-29 | 1996-04-15 | Centara Patent Ab | Electroacoustic converter |
DE19605130A1 (en) * | 1996-02-13 | 1997-08-14 | Kurt Schubert | Omnidirectional electroacoustic radiator |
WO2007075674A2 (en) * | 2005-12-21 | 2007-07-05 | Tymphany Corporation | Linear array transducer and methods of manufacture |
JP2008042618A (en) * | 2006-08-08 | 2008-02-21 | Sharp Corp | Speaker system |
JP2008042615A (en) * | 2006-08-08 | 2008-02-21 | Sharp Corp | Speaker system |
JP2008042614A (en) * | 2006-08-08 | 2008-02-21 | Sharp Corp | Speaker system |
DE102007040062A1 (en) * | 2007-08-24 | 2009-02-26 | Heinen, Annegret | Broadband Exciter |
DE102014218427B4 (en) * | 2014-09-15 | 2016-06-02 | Kendrion Kuhnke Automotive GmbH | Loudspeaker, in particular electrodynamic loudspeaker |
-
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 IT IT52370/75A patent/IT1052385B/en active
- 1975-11-24 SE SE7513196A patent/SE406409B/en unknown
- 1975-11-24 CH CH1521875A patent/CH607524A5/xx not_active IP Right Cessation
- 1975-11-24 FR FR7535762A patent/FR2292393A1/en not_active Withdrawn
- 1975-11-24 DK DK529475A patent/DK529475A/en not_active Application Discontinuation
- 1975-11-25 JP JP50140322A patent/JPS5175430A/en active Pending
- 1975-11-26 DE DE19752553070 patent/DE2553070A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
SE406409B (en) | 1979-02-05 |
CA1067201A (en) | 1979-11-27 |
JPS5175430A (en) | 1976-06-30 |
DE2553070A1 (en) | 1976-05-26 |
AU499523B2 (en) | 1979-04-26 |
IT1052385B (en) | 1981-06-20 |
AU8683475A (en) | 1977-05-26 |
SE7513196L (en) | 1976-05-26 |
CH607524A5 (en) | 1978-12-29 |
FR2292393A1 (en) | 1976-06-18 |
GB1522710A (en) | 1978-08-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHS | Application shelved for other reasons than non-payment |