IT7924267A0 - ELECTROACOUSTIC TRANSDUCER. - Google Patents
ELECTROACOUSTIC TRANSDUCER.Info
- Publication number
- IT7924267A0 IT7924267A0 IT7924267A IT2426779A IT7924267A0 IT 7924267 A0 IT7924267 A0 IT 7924267A0 IT 7924267 A IT7924267 A IT 7924267A IT 2426779 A IT2426779 A IT 2426779A IT 7924267 A0 IT7924267 A0 IT 7924267A0
- Authority
- IT
- Italy
- Prior art keywords
- electroacoustic transducer
- electroacoustic
- transducer
- Prior art date
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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/021—Casings; Cabinets ; Supports therefor; Mountings therein incorporating only one transducer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2831283A DE2831283C3 (en) | 1978-07-17 | 1978-07-17 | Electroacoustic converter |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7924267A0 true IT7924267A0 (en) | 1979-07-11 |
IT1122128B IT1122128B (en) | 1986-04-23 |
Family
ID=6044555
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT24267/79A IT1122128B (en) | 1978-07-17 | 1979-07-11 | ELECTROACOUSTIC TRANSDUCER |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5516595A (en) |
BR (1) | BR7904530A (en) |
DE (1) | DE2831283C3 (en) |
IT (1) | IT1122128B (en) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1803556U (en) * | 1959-10-09 | 1960-01-07 | Holmberg & Co | FASTENING OF HOUSING PARTS TO SOUND CONVERTERS OR TUBES. |
JPS50931B1 (en) * | 1969-05-28 | 1975-01-13 | ||
JPS5229905Y2 (en) * | 1972-05-24 | 1977-07-08 |
-
1978
- 1978-07-17 DE DE2831283A patent/DE2831283C3/en not_active Expired
-
1979
- 1979-07-11 IT IT24267/79A patent/IT1122128B/en active
- 1979-07-16 JP JP8938379A patent/JPS5516595A/en active Pending
- 1979-07-16 BR BR7904530A patent/BR7904530A/en unknown
Also Published As
Publication number | Publication date |
---|---|
JPS5516595A (en) | 1980-02-05 |
DE2831283B2 (en) | 1980-07-31 |
DE2831283C3 (en) | 1981-06-11 |
IT1122128B (en) | 1986-04-23 |
DE2831283A1 (en) | 1980-01-31 |
BR7904530A (en) | 1980-04-08 |
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