FR844942A - Perfectionnements aux boîtiers de haut-parleurs - Google Patents
Perfectionnements aux boîtiers de haut-parleursInfo
- Publication number
- FR844942A FR844942A FR844942DA FR844942A FR 844942 A FR844942 A FR 844942A FR 844942D A FR844942D A FR 844942DA FR 844942 A FR844942 A FR 844942A
- Authority
- FR
- France
- Prior art keywords
- speaker enclosures
- enclosures
- speaker
- enclosures improvements
- 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
- 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
- H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
- H04R1/2884—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of the enclosure structure, i.e. strengthening or shape of the enclosure
- H04R1/2888—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of the enclosure structure, i.e. strengthening or shape of the enclosure for loudspeaker transducers
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE844942X | 1937-10-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR844942A true FR844942A (fr) | 1939-08-04 |
Family
ID=6774660
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR844942D Expired FR844942A (fr) | 1937-10-22 | 1938-10-20 | Perfectionnements aux boîtiers de haut-parleurs |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR844942A (fr) |
-
1938
- 1938-10-20 FR FR844942D patent/FR844942A/fr not_active Expired
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