AT306810B - Elektrodynamischer Wandler, insbesondere Hörkapsel für telephonische Zwecke - Google Patents
Elektrodynamischer Wandler, insbesondere Hörkapsel für telephonische ZweckeInfo
- Publication number
- AT306810B AT306810B AT815271A AT815271A AT306810B AT 306810 B AT306810 B AT 306810B AT 815271 A AT815271 A AT 815271A AT 815271 A AT815271 A AT 815271A AT 306810 B AT306810 B AT 306810B
- Authority
- AT
- Austria
- Prior art keywords
- earphones
- telephone purposes
- electrodynamic converters
- electrodynamic
- converters
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/10—Telephone receivers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712136568 DE2136568A1 (de) | 1971-07-22 | 1971-07-22 | Elektrodynamischer wandler, insbesondere hoerkapsel fuer telefonische zwecke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT306810B true AT306810B (de) | 1973-04-25 |
Family
ID=5814395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT815271A AT306810B (de) | 1971-07-22 | 1971-09-20 | Elektrodynamischer Wandler, insbesondere Hörkapsel für telephonische Zwecke |
Country Status (2)
| Country | Link |
|---|---|
| AT (1) | AT306810B (de) |
| DE (1) | DE2136568A1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3909353A1 (de) * | 1989-03-22 | 1990-09-27 | Lehner Fernsprech Signal | Elektrodynamischer wandler |
-
1971
- 1971-07-22 DE DE19712136568 patent/DE2136568A1/de active Pending
- 1971-09-20 AT AT815271A patent/AT306810B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2136568A1 (de) | 1973-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |