GB1420714A - Multiloudspeaker assemblies for stereophonic sound reproduction - Google Patents
Multiloudspeaker assemblies for stereophonic sound reproductionInfo
- Publication number
- GB1420714A GB1420714A GB538374A GB538374A GB1420714A GB 1420714 A GB1420714 A GB 1420714A GB 538374 A GB538374 A GB 538374A GB 538374 A GB538374 A GB 538374A GB 1420714 A GB1420714 A GB 1420714A
- Authority
- GB
- United Kingdom
- Prior art keywords
- loud
- speakers
- stereophonic
- speaker
- multiloudspeaker
- 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
- H04R5/00—Stereophonic arrangements
- H04R5/02—Spatial or constructional arrangements of loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
1420714 Stereophonic loud-speakers PHILIPS ELECTRONIC & ASSOCIATED INDUSTRIES Ltd 6 Feb 1974 05383/74 Headings H4J and H4X A stereophonic loud-speaker system includes a respective loud-speaker 7, 8 handling the upper frequencies of each channel and located near a respective end of an elongate housing, and a third loud-speaker 9 handling the lower frequencies common to both channels and arranged within the housing to radiate from its front and rear through respective vents 11, 12 adjacent the loud-speakers 7, 8. The stated crossover frequency ranges from 400 to 4000 Hz or up to 8000 Hz when used in an automobile. The arrangement is said to improve the subjective stereophonic impression in a confined space. Additional high frequency speakers may be disposed adjacent speakers 7, 8 to handle frequencies above 4-6 kHz.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB538374A GB1420714A (en) | 1974-02-06 | 1974-02-06 | Multiloudspeaker assemblies for stereophonic sound reproduction |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB538374A GB1420714A (en) | 1974-02-06 | 1974-02-06 | Multiloudspeaker assemblies for stereophonic sound reproduction |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1420714A true GB1420714A (en) | 1976-01-14 |
Family
ID=9795121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB538374A Expired GB1420714A (en) | 1974-02-06 | 1974-02-06 | Multiloudspeaker assemblies for stereophonic sound reproduction |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1420714A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4178473A (en) * | 1979-06-26 | 1979-12-11 | Acoustic Fiber Sound Systems, Inc. | Two-way loudspeaker for vehicle |
US4924965A (en) * | 1988-10-12 | 1990-05-15 | Pioneer Electronic Corporation | Speaker system |
GB2285362A (en) * | 1993-12-28 | 1995-07-05 | Mitsubishi Electric Corp | Sub-woofer contained within enclosure of stereo loudspeaker |
WO2004019655A1 (en) * | 2002-08-16 | 2004-03-04 | Grundig Multimedia B.V. | Loudspeaker arrangement |
-
1974
- 1974-02-06 GB GB538374A patent/GB1420714A/en not_active Expired
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4178473A (en) * | 1979-06-26 | 1979-12-11 | Acoustic Fiber Sound Systems, Inc. | Two-way loudspeaker for vehicle |
US4924965A (en) * | 1988-10-12 | 1990-05-15 | Pioneer Electronic Corporation | Speaker system |
GB2285362A (en) * | 1993-12-28 | 1995-07-05 | Mitsubishi Electric Corp | Sub-woofer contained within enclosure of stereo loudspeaker |
US5621804A (en) * | 1993-12-28 | 1997-04-15 | Mitsubishi Denki Kabushiki Kaisha | Composite loudspeaker apparatus and driving method thereof |
GB2285362B (en) * | 1993-12-28 | 1997-09-24 | Mitsubishi Electric Corp | Composite loudspeaker apparatus and driving method thereof |
WO2004019655A1 (en) * | 2002-08-16 | 2004-03-04 | Grundig Multimedia B.V. | Loudspeaker arrangement |
KR100753296B1 (en) | 2002-08-16 | 2007-08-29 | 그룬디히 멀티메디아, 베.파우. | Loudspeaker Arrangement |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |