GB190913922A - Improved Microphone for Currents of High Intensity. - Google Patents
Improved Microphone for Currents of High Intensity.Info
- Publication number
- GB190913922A GB190913922A GB190913922DA GB190913922A GB 190913922 A GB190913922 A GB 190913922A GB 190913922D A GB190913922D A GB 190913922DA GB 190913922 A GB190913922 A GB 190913922A
- Authority
- GB
- United Kingdom
- Prior art keywords
- nozzle
- electrodes
- resistance
- relay
- section
- 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.)
- Expired - Lifetime
Links
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)
- Toys (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT190913922X | 1909-01-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB190913922A true GB190913922A (en) |
Family
ID=32512950
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB190913922D Expired - Lifetime GB190913922A (en) | 1909-01-16 | 1909-06-14 | Improved Microphone for Currents of High Intensity. |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR220488A (xx) |
GB (1) | GB190913922A (xx) |
-
0
- FR FR220488D patent/FR220488A/fr active Active
-
1909
- 1909-06-14 GB GB190913922D patent/GB190913922A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR220488A (xx) |
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