BE763930A - Perfectionnements aux dispositifs de reproduction sonore - Google Patents
Perfectionnements aux dispositifs de reproduction sonoreInfo
- Publication number
- BE763930A BE763930A BE763930A BE763930A BE763930A BE 763930 A BE763930 A BE 763930A BE 763930 A BE763930 A BE 763930A BE 763930 A BE763930 A BE 763930A BE 763930 A BE763930 A BE 763930A
- Authority
- BE
- Belgium
- Prior art keywords
- sound reproduction
- reproduction devices
- devices
- sound
- reproduction
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2861—Enclosures comprising vibrating or resonating arrangements using a back-loaded horn
- H04R1/2865—Enclosures comprising vibrating or resonating arrangements using a back-loaded horn for loudspeaker transducers
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)
- Diaphragms For Electromechanical Transducers (AREA)
- Adhesives Or Adhesive Processes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7008641A FR2082326A5 (fr) | 1970-03-11 | 1970-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE763930A true BE763930A (fr) | 1971-08-02 |
Family
ID=9052074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE763930A BE763930A (fr) | 1970-03-11 | 1971-03-08 | Perfectionnements aux dispositifs de reproduction sonore |
Country Status (10)
| Country | Link |
|---|---|
| BE (1) | BE763930A (fr) |
| CA (1) | CA922642A (fr) |
| CH (1) | CH528129A (fr) |
| DE (1) | DE2111581A1 (fr) |
| ES (1) | ES194451Y (fr) |
| FR (1) | FR2082326A5 (fr) |
| GB (1) | GB1321944A (fr) |
| NL (1) | NL7103200A (fr) |
| NO (1) | NO129071B (fr) |
| SE (1) | SE363562B (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2181620B (en) * | 1985-10-11 | 1989-09-13 | Zbigniew Marian Zenkteler | Loudspeaker enclosures |
| GB2301727A (en) * | 1995-05-19 | 1996-12-11 | B & W Loudspeakers | Interior of loudspeaker cabinet includes projections to prevent standing waves |
-
1970
- 1970-03-11 FR FR7008641A patent/FR2082326A5/fr not_active Expired
-
1971
- 1971-03-05 CH CH322271A patent/CH528129A/fr not_active IP Right Cessation
- 1971-03-08 CA CA107051A patent/CA922642A/en not_active Expired
- 1971-03-08 BE BE763930A patent/BE763930A/fr unknown
- 1971-03-09 ES ES1971194451U patent/ES194451Y/es not_active Expired
- 1971-03-10 SE SE305471A patent/SE363562B/xx unknown
- 1971-03-10 NL NL7103200A patent/NL7103200A/xx unknown
- 1971-03-11 NO NO92971A patent/NO129071B/no unknown
- 1971-03-11 DE DE19712111581 patent/DE2111581A1/de active Pending
- 1971-04-19 GB GB2384071A patent/GB1321944A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH528129A (fr) | 1972-09-15 |
| ES194451Y (es) | 1975-04-01 |
| CA922642A (en) | 1973-03-13 |
| ES194451U (es) | 1974-12-16 |
| NO129071B (fr) | 1974-02-18 |
| GB1321944A (en) | 1973-07-04 |
| SE363562B (fr) | 1974-01-21 |
| DE2111581A1 (de) | 1971-09-23 |
| NL7103200A (fr) | 1971-09-14 |
| FR2082326A5 (fr) | 1971-12-10 |
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