CH202278A - Lautsprecher, der in einem mit einem akustischen Widerstand versehenen Kasten eingebaut ist. - Google Patents
Lautsprecher, der in einem mit einem akustischen Widerstand versehenen Kasten eingebaut ist.Info
- Publication number
- CH202278A CH202278A CH202278DA CH202278A CH 202278 A CH202278 A CH 202278A CH 202278D A CH202278D A CH 202278DA CH 202278 A CH202278 A CH 202278A
- Authority
- CH
- Switzerland
- Prior art keywords
- sep
- box
- resistance
- loudspeaker
- air
- Prior art date
Links
- 239000012528 membrane Substances 0.000 claims description 13
- 239000004744 fabric Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 230000001419 dependent effect Effects 0.000 claims 4
- 238000000034 method Methods 0.000 description 3
- 239000000123 paper Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 241000234435 Lilium Species 0.000 description 1
- 241000100287 Membras Species 0.000 description 1
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002996 emotional effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 210000002268 wool Anatomy 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
- H04R1/28—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
- H04R1/2876—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding
- H04R1/288—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding for loudspeaker transducers
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL202278X | 1937-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH202278A true CH202278A (de) | 1939-01-15 |
Family
ID=19778401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH202278D CH202278A (de) | 1937-01-23 | 1938-01-22 | Lautsprecher, der in einem mit einem akustischen Widerstand versehenen Kasten eingebaut ist. |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE425929A (instruction) |
| CH (1) | CH202278A (instruction) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2552610A1 (fr) * | 1983-09-23 | 1985-03-29 | Bresteau Paul Henri | Simulateur de charge infinie pour haut-parleur |
-
0
- BE BE425929D patent/BE425929A/xx unknown
-
1938
- 1938-01-22 CH CH202278D patent/CH202278A/de unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2552610A1 (fr) * | 1983-09-23 | 1985-03-29 | Bresteau Paul Henri | Simulateur de charge infinie pour haut-parleur |
Also Published As
| Publication number | Publication date |
|---|---|
| BE425929A (instruction) |
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