DE210404C - - Google Patents
Info
- Publication number
- DE210404C DE210404C DENDAT210404D DE210404DA DE210404C DE 210404 C DE210404 C DE 210404C DE NDAT210404 D DENDAT210404 D DE NDAT210404D DE 210404D A DE210404D A DE 210404DA DE 210404 C DE210404 C DE 210404C
- Authority
- DE
- Germany
- Prior art keywords
- housing
- membrane
- playback
- pickup device
- stylus
- 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.)
- Active
Links
- 239000012528 membrane Substances 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 241001422033 Thestylus Species 0.000 claims 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000011187 glycerol Nutrition 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
- H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Moving Of Heads (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE210404C true DE210404C (en:Method) |
Family
ID=472295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT210404D Active DE210404C (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE210404C (en:Method) |
-
0
- DE DENDAT210404D patent/DE210404C/de active Active
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