DE156867C - - Google Patents
Info
- Publication number
- DE156867C DE156867C DENDAT156867D DE156867DC DE156867C DE 156867 C DE156867 C DE 156867C DE NDAT156867 D DENDAT156867 D DE NDAT156867D DE 156867D C DE156867D C DE 156867DC DE 156867 C DE156867 C DE 156867C
- Authority
- DE
- Germany
- Prior art keywords
- electrodes
- microphone
- current
- electrolytic
- heat
- 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
- 230000000694 effects Effects 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000004804 winding 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
- H04R21/00—Variable-resistance transducers
- H04R21/02—Microphones
- H04R21/028—Microphones with a fluid as resistance material
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE156867C true DE156867C (Direct) |
Family
ID=423199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT156867D Active DE156867C (Direct) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE156867C (Direct) |
-
0
- DE DENDAT156867D patent/DE156867C/de active Active
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