FR2203249A1 - - Google Patents
Info
- Publication number
- FR2203249A1 FR2203249A1 FR7336121A FR7336121A FR2203249A1 FR 2203249 A1 FR2203249 A1 FR 2203249A1 FR 7336121 A FR7336121 A FR 7336121A FR 7336121 A FR7336121 A FR 7336121A FR 2203249 A1 FR2203249 A1 FR 2203249A1
- Authority
- FR
- France
- 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.)
- Granted
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
- H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4685072 | 1972-10-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2203249A1 true FR2203249A1 (en) | 1974-05-10 |
FR2203249B3 FR2203249B3 (en) | 1976-09-03 |
Family
ID=10442822
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7336121A Expired FR2203249B3 (en) | 1972-10-11 | 1973-10-10 |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2350835A1 (en) |
FR (1) | FR2203249B3 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5639757B2 (en) * | 1975-03-03 | 1981-09-16 | ||
JPS51163901U (en) * | 1975-06-19 | 1976-12-27 | ||
US4421949A (en) * | 1980-05-05 | 1983-12-20 | Eberbach Steven J | Electroacoustic network |
DE3502921C1 (en) * | 1985-01-30 | 1986-07-24 | Helmut 7440 Nürtingen Barth | Multi-way loudspeaker combination for phase-linear sound reproduction |
EP0204106B1 (en) * | 1985-04-12 | 1993-06-23 | Mitsubishi Denki Kabushiki Kaisha | Loudspeaker system |
-
1973
- 1973-10-10 DE DE19732350835 patent/DE2350835A1/en not_active Ceased
- 1973-10-10 FR FR7336121A patent/FR2203249B3/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2203249B3 (en) | 1976-09-03 |
DE2350835A1 (en) | 1974-04-18 |