BE398807A - - Google Patents
Info
- Publication number
- BE398807A BE398807A BE398807DA BE398807A BE 398807 A BE398807 A BE 398807A BE 398807D A BE398807D A BE 398807DA BE 398807 A BE398807 A BE 398807A
- Authority
- BE
- Belgium
- Prior art keywords
- diaphragm
- mass
- air
- transmitter
- frequencies
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 4
- 239000007799 cork Substances 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005520 electrodynamics Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE398807A true BE398807A (enrdf_load_stackoverflow) |
Family
ID=65232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE398807D BE398807A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE398807A (enrdf_load_stackoverflow) |
-
0
- BE BE398807D patent/BE398807A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2569931A1 (fr) | Elements piezoelectriques vibrants et transducteurs piezoelectriques electroacoustiques utilisant de tels elements | |
| FR2503516A1 (fr) | Haut-parleur electrodynamique omnidirectionnel pour les frequences basses et medium du spectre sonore | |
| JP2011166819A (ja) | 電気音響変換器及び振動板 | |
| FR3112445A1 (fr) | Transducteur electroacoustique | |
| CN202931541U (zh) | 振膜及包括该振膜的微型电声换能器 | |
| BE398807A (enrdf_load_stackoverflow) | ||
| JP5382019B2 (ja) | スピーカ | |
| KR100783683B1 (ko) | 마이크로스피커 | |
| BE439377A (enrdf_load_stackoverflow) | ||
| US1960449A (en) | Acoustic apparatus | |
| FR2519502A1 (fr) | Mo | |
| CN102883248A (zh) | 振膜及包括该振膜的微型电声换能器 | |
| FR2574609A1 (fr) | Elements piezoelectriques vibrants et transducteurs piezoelectriques electroacoustiques utilisant de tels elements | |
| BE338783A (enrdf_load_stackoverflow) | ||
| BE344510A (enrdf_load_stackoverflow) | ||
| FR2515468A1 (fr) | Ecouteur dynamique | |
| BE345869A (enrdf_load_stackoverflow) | ||
| BE359127A (enrdf_load_stackoverflow) | ||
| CH128257A (fr) | Dispositif électromagnétique destiné notamment à la reproduction des sons. | |
| BE395528A (enrdf_load_stackoverflow) | ||
| WO2003088708A1 (fr) | Pluralite de resonances propres pour l'acoustique | |
| FR2574610A1 (fr) | Elements piezoelectriques vibrants et transducteurs piezoelectriques electroacoustiques utilisant de tels elements | |
| BE347739A (enrdf_load_stackoverflow) | ||
| CH116853A (fr) | Dispositif électromagnétique destiné notamment à la reproduction des sons. | |
| FR2829658A1 (fr) | Dispositif d'amplification et de purification du son |