BE363362A - - Google Patents
Info
- Publication number
- BE363362A BE363362A BE363362DA BE363362A BE 363362 A BE363362 A BE 363362A BE 363362D A BE363362D A BE 363362DA BE 363362 A BE363362 A BE 363362A
- Authority
- BE
- Belgium
- Prior art keywords
- sound
- horn
- reproducing device
- branch
- membrane
- Prior art date
Links
- 239000012528 membrane Substances 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002023 wood Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims 1
- 229910001369 Brass Inorganic materials 0.000 description 3
- 239000010951 brass Substances 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 229920002522 Wood fibre Polymers 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 239000002025 wood fiber Substances 0.000 description 2
- ZYXYTGQFPZEUFX-UHFFFAOYSA-N benzpyrimoxan Chemical compound O1C(OCCC1)C=1C(=NC=NC=1)OCC1=CC=C(C=C1)C(F)(F)F ZYXYTGQFPZEUFX-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001850 reproductive effect Effects 0.000 description 1
- 239000000126 substance 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)
- Circuit For Audible Band Transducer (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE363362A true BE363362A (OSRAM) |
Family
ID=36089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE363362D BE363362A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE363362A (OSRAM) |
-
0
- BE BE363362D patent/BE363362A/fr unknown
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