BE352901A - - Google Patents
Info
- Publication number
- BE352901A BE352901A BE352901DA BE352901A BE 352901 A BE352901 A BE 352901A BE 352901D A BE352901D A BE 352901DA BE 352901 A BE352901 A BE 352901A
- Authority
- BE
- Belgium
- Prior art keywords
- membrane
- diffuser
- edge
- pavilion
- horn
- Prior art date
Links
- 239000012528 membrane Substances 0.000 description 13
- 239000000835 fiber Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000011111 cardboard Substances 0.000 description 4
- 239000002023 wood Substances 0.000 description 4
- 230000003321 amplification Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000011049 pearl Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007787 solid Substances 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
- 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
- H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE352901A true BE352901A (forum.php) |
Family
ID=27577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE352901D BE352901A (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE352901A (forum.php) |
-
0
- BE BE352901D patent/BE352901A/fr unknown
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