LU72503A1 - - Google Patents
Info
- Publication number
- LU72503A1 LU72503A1 LU72503A LU72503A LU72503A1 LU 72503 A1 LU72503 A1 LU 72503A1 LU 72503 A LU72503 A LU 72503A LU 72503 A LU72503 A LU 72503A LU 72503 A1 LU72503 A1 LU 72503A1
- Authority
- LU
- Luxembourg
- Prior art keywords
- speakers
- speaker
- baffle
- loud
- horizontal axis
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 abstract 1
- 238000006073 displacement reaction Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
- H04R2201/025—Transducer mountings or cabinet supports enabling variable orientation of transducer of cabinet
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US471267A US3903989A (en) | 1974-05-20 | 1974-05-20 | Directional loudspeaker |
Publications (1)
Publication Number | Publication Date |
---|---|
LU72503A1 true LU72503A1 (xx) | 1976-03-17 |
Family
ID=23870935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
LU72503A LU72503A1 (xx) | 1974-05-20 | 1975-05-16 |
Country Status (9)
Country | Link |
---|---|
US (1) | US3903989A (xx) |
JP (1) | JPS5616998B2 (xx) |
AU (1) | AU8009975A (xx) |
BE (1) | BE829157A (xx) |
DE (1) | DE2521950A1 (xx) |
FR (1) | FR2272563A1 (xx) |
GB (1) | GB1499407A (xx) |
LU (1) | LU72503A1 (xx) |
NL (1) | NL7504014A (xx) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE387511B (sv) * | 1973-08-24 | 1976-09-06 | S Carlsson | Hogtalare for anvendning vid sterofonisk ljudatergivning, samt av tva sadana hogtalare bestaende hogtalarpar |
US4054750A (en) * | 1976-06-18 | 1977-10-18 | Ralph Montgomery | Full range rotatable speaker housing with oppositely directed speakers |
FR2413839A1 (fr) * | 1977-12-29 | 1979-07-27 | Setton Jack | Ensemble de haut-parleurs a voies multiples |
DE3034522C2 (de) * | 1979-09-14 | 1983-11-03 | Pioneer Electronic Corp., Tokyo | Lautsprechereinheit für Kraftfahrzeuge |
US4466505A (en) * | 1982-04-19 | 1984-08-21 | Temporal Dynamics Research, Inc. | Sound reproducing combination |
US4598789A (en) * | 1982-04-19 | 1986-07-08 | Temporal Dynamics Research, Inc. | Sound reproducing |
JPS59101334A (ja) * | 1982-11-30 | 1984-06-11 | Yoshida Kogyo Kk <Ykk> | 合成樹脂製務歯を有するスライドフアスナ−チエンの製造装置 |
US4621708A (en) * | 1984-08-20 | 1986-11-11 | Bose Corporation | Tweeter bidirectional radiating |
US4742548A (en) * | 1984-12-20 | 1988-05-03 | American Telephone And Telegraph Company | Unidirectional second order gradient microphone |
JPS62282783A (ja) * | 1986-05-31 | 1987-12-08 | Mitsubishi Electric Corp | 金属ストリツプの接続方法およびその装置 |
DE3823482A1 (de) * | 1988-07-11 | 1990-01-25 | Bartsch Klaus | Lautsprecheranordnung |
US4953223A (en) * | 1988-09-08 | 1990-08-28 | Householder George G | Speaker mounting system |
DE3915204A1 (de) * | 1989-05-10 | 1990-11-15 | Magnat Electronik Gmbh & Co Kg | Lautsprecherbox |
DE3915205A1 (de) * | 1989-05-10 | 1990-11-15 | Magnat Electronik Gmbh & Co Kg | Lautsprecherbox mit einem basisgehaeuse und einem zweitgehaeuse |
JP2002501358A (ja) * | 1998-01-07 | 2002-01-15 | エヌシーティー インコーポレーテッド | 薄形スピーカ |
GB2350964B (en) * | 1999-06-10 | 2001-08-22 | Stefan Gamble | Loudspeaker driver high frequency central imaging system |
GB0219244D0 (en) * | 2002-08-17 | 2002-09-25 | Kh Technology Corp | Loudspeaker system |
US7676047B2 (en) * | 2002-12-03 | 2010-03-09 | Bose Corporation | Electroacoustical transducing with low frequency augmenting devices |
US8139797B2 (en) * | 2002-12-03 | 2012-03-20 | Bose Corporation | Directional electroacoustical transducing |
GB2425436B (en) * | 2005-04-21 | 2007-06-06 | Martin Audio Ltd | Acoustic loading device for loudspeakers |
EP2043381A3 (en) * | 2007-09-28 | 2010-07-21 | Bang & Olufsen A/S | A method and a system to adjust the acoustical performance of a loudspeaker |
US20100177921A1 (en) * | 2009-01-14 | 2010-07-15 | Richard Bos | Response speaker system |
US8116499B2 (en) * | 2009-01-23 | 2012-02-14 | John Grant | Microphone adaptor for altering the geometry of a microphone without altering its frequency response characteristics |
EP2637417A1 (de) * | 2012-03-07 | 2013-09-11 | RE-Speakers | Gehäuse für Dipollautsprecher, Verfahren zur dessen Herstellung und Dipollautsprecher |
US20160173986A1 (en) * | 2014-12-15 | 2016-06-16 | Gary Lloyd Fox | Ultra-low distortion integrated loudspeaker system |
EP3449639B1 (en) * | 2016-04-29 | 2022-03-30 | Burmester Audiosysteme GmbH | Loudspeaker |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE868921C (de) * | 1949-06-05 | 1953-03-02 | Siemens Ag | Lautsprecherkombination mit verschieden abgestimmten Einzellautsprechern, z. B. Hochton- und Tieftonlautsprechern |
US2927657A (en) * | 1958-01-29 | 1960-03-08 | Louis J Patla | Loud speaker system |
US3491204A (en) * | 1967-05-12 | 1970-01-20 | Stanley A Sherno | Sound system circuit and cabinet assembly |
US3483945A (en) * | 1967-08-28 | 1969-12-16 | Musitronic Inc | Omnidirectional sound system |
DE2159068C2 (de) * | 1970-11-30 | 1982-12-30 | Pioneer Electronic Corp., Tokyo | Lautsprechervorrichtung |
JPS4863714A (xx) * | 1971-11-25 | 1973-09-04 | ||
JPS4878825U (xx) * | 1971-12-28 | 1973-09-28 |
-
1974
- 1974-05-20 US US471267A patent/US3903989A/en not_active Expired - Lifetime
-
1975
- 1975-04-04 NL NL7504014A patent/NL7504014A/ unknown
- 1975-04-14 AU AU80099/75A patent/AU8009975A/en not_active Expired
- 1975-04-28 GB GB17471/75A patent/GB1499407A/en not_active Expired
- 1975-05-15 FR FR7515268A patent/FR2272563A1/fr not_active Withdrawn
- 1975-05-16 LU LU72503A patent/LU72503A1/xx unknown
- 1975-05-16 DE DE19752521950 patent/DE2521950A1/de active Pending
- 1975-05-16 BE BE2054348A patent/BE829157A/xx unknown
- 1975-05-20 JP JP6013275A patent/JPS5616998B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7504014A (nl) | 1975-11-24 |
JPS51326A (xx) | 1976-01-06 |
US3903989A (en) | 1975-09-09 |
BE829157A (fr) | 1975-11-17 |
JPS5616998B2 (xx) | 1981-04-20 |
GB1499407A (en) | 1978-02-01 |
AU8009975A (en) | 1976-10-21 |
FR2272563A1 (xx) | 1975-12-19 |
DE2521950A1 (de) | 1975-12-11 |
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