FR1309256A - Récepteur de sons - Google Patents
Récepteur de sonsInfo
- Publication number
- FR1309256A FR1309256A FR7242A FR67007242A FR1309256A FR 1309256 A FR1309256 A FR 1309256A FR 7242 A FR7242 A FR 7242A FR 67007242 A FR67007242 A FR 67007242A FR 1309256 A FR1309256 A FR 1309256A
- Authority
- FR
- France
- Prior art keywords
- sound receiver
- sound
- receiver
- 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
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
- H04R3/00—Circuits for transducers
- H04R3/04—Circuits for transducers for correcting frequency response
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
- H04R1/225—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only for telephonic receivers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DESCH29213A DE1138104B (de) | 1956-06-09 | 1961-02-09 | Schallempfaenger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1309256A true FR1309256A (fr) | 1962-11-16 |
Family
ID=8572164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7242A Expired FR1309256A (fr) | 1961-02-09 | 1961-09-16 | Récepteur de sons |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1309256A (fr) |
-
1961
- 1961-09-16 FR FR7242A patent/FR1309256A/fr not_active Expired
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