GB2310969B - Bass sound projection system - Google Patents
Bass sound projection systemInfo
- Publication number
- GB2310969B GB2310969B GB9604938A GB9604938A GB2310969B GB 2310969 B GB2310969 B GB 2310969B GB 9604938 A GB9604938 A GB 9604938A GB 9604938 A GB9604938 A GB 9604938A GB 2310969 B GB2310969 B GB 2310969B
- Authority
- GB
- United Kingdom
- Prior art keywords
- projection system
- bass sound
- sound projection
- bass
- sound
- 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 - Lifetime
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
- 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
- H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9604938A GB2310969B (en) | 1996-03-08 | 1996-03-08 | Bass sound projection system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9604938A GB2310969B (en) | 1996-03-08 | 1996-03-08 | Bass sound projection system |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9604938D0 GB9604938D0 (en) | 1996-05-08 |
GB2310969A GB2310969A (en) | 1997-09-10 |
GB2310969B true GB2310969B (en) | 2000-05-03 |
Family
ID=10790069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9604938A Expired - Lifetime GB2310969B (en) | 1996-03-08 | 1996-03-08 | Bass sound projection system |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2310969B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5635883A (en) * | 1995-08-28 | 1997-06-03 | Motorola, Inc. | Acoustic wave filter with filter-shaping element and method |
US20040003961A1 (en) * | 2002-07-05 | 2004-01-08 | Mackie Designs Inc. | Low frequency horn |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4157741A (en) * | 1978-08-16 | 1979-06-12 | Goldwater Alan J | Phase plug |
GB1598310A (en) * | 1977-11-04 | 1981-09-16 | Andrews A J | Bass sound projection system |
WO1985001176A1 (en) * | 1983-09-06 | 1985-03-14 | Henry Oliver Wolcott | Loudspeaker structure |
US4923031A (en) * | 1986-02-26 | 1990-05-08 | Electro-Voice, Incorporated | High output loudspeaker system |
US5187333A (en) * | 1990-12-03 | 1993-02-16 | Adair John F | Coiled exponential bass/midrange/high frequency horn loudspeaker |
-
1996
- 1996-03-08 GB GB9604938A patent/GB2310969B/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1598310A (en) * | 1977-11-04 | 1981-09-16 | Andrews A J | Bass sound projection system |
US4157741A (en) * | 1978-08-16 | 1979-06-12 | Goldwater Alan J | Phase plug |
WO1985001176A1 (en) * | 1983-09-06 | 1985-03-14 | Henry Oliver Wolcott | Loudspeaker structure |
US4923031A (en) * | 1986-02-26 | 1990-05-08 | Electro-Voice, Incorporated | High output loudspeaker system |
US5187333A (en) * | 1990-12-03 | 1993-02-16 | Adair John F | Coiled exponential bass/midrange/high frequency horn loudspeaker |
Also Published As
Publication number | Publication date |
---|---|
GB2310969A (en) | 1997-09-10 |
GB9604938D0 (en) | 1996-05-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) |
Free format text: REGISTERED BETWEEN 20140710 AND 20140716 |
|
PE20 | Patent expired after termination of 20 years |
Expiry date: 20160307 |