IT993489B - Metodo per regolare l intraferro in ricevitori telefonici e disposi tivo per realizzarlo - Google Patents
Metodo per regolare l intraferro in ricevitori telefonici e disposi tivo per realizzarloInfo
- Publication number
- IT993489B IT993489B IT2952973A IT2952973A IT993489B IT 993489 B IT993489 B IT 993489B IT 2952973 A IT2952973 A IT 2952973A IT 2952973 A IT2952973 A IT 2952973A IT 993489 B IT993489 B IT 993489B
- Authority
- IT
- Italy
- Prior art keywords
- iron
- adjusting
- achieve
- telephone receivers
- receivers
- 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
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE1257572A SE363716B (pt) | 1972-09-29 | 1972-09-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT993489B true IT993489B (it) | 1975-09-30 |
Family
ID=20295976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2952973A IT993489B (it) | 1972-09-29 | 1973-09-28 | Metodo per regolare l intraferro in ricevitori telefonici e disposi tivo per realizzarlo |
Country Status (5)
Country | Link |
---|---|
BR (1) | BR7307574D0 (pt) |
FR (1) | FR2201603B1 (pt) |
IT (1) | IT993489B (pt) |
NL (1) | NL7313399A (pt) |
SE (1) | SE363716B (pt) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59216397A (ja) * | 1983-05-23 | 1984-12-06 | ハ−マン・インタ−ナシヨナル・インダストリイズ,インコ−ポレイテツド | トランスジユ−サ、該トランスジユ−サの同調方法及び該同調方法に使用するトランスジユ−サ |
SE440581B (sv) * | 1983-12-22 | 1985-08-05 | Ericsson Telefon Ab L M | Forfarande for framstellning av elektroakustiska omvandlare med slutet resonansrum, foretredesvis mikrofoner, samt elektroakustisk omvandlare framstelld enligt forfarandet |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE521989C (de) * | 1929-04-25 | 1931-03-28 | Rudolf Goldschmidt Dr Ing | Verfahren zum Einregulieren von Telephonmembranen nach dem Zusammenbau mit dem Magneten |
US3412219A (en) * | 1965-12-28 | 1968-11-19 | Western Electric Co | Method of adjusting air gap in central armature receivers |
-
1972
- 1972-09-29 SE SE1257572A patent/SE363716B/xx unknown
-
1973
- 1973-09-28 FR FR7334936A patent/FR2201603B1/fr not_active Expired
- 1973-09-28 NL NL7313399A patent/NL7313399A/xx not_active Application Discontinuation
- 1973-09-28 IT IT2952973A patent/IT993489B/it active
- 1973-09-28 BR BR757473A patent/BR7307574D0/pt unknown
Also Published As
Publication number | Publication date |
---|---|
SE363716B (pt) | 1974-01-28 |
BR7307574D0 (pt) | 1974-08-29 |
NL7313399A (pt) | 1974-04-02 |
FR2201603B1 (pt) | 1978-02-10 |
FR2201603A1 (pt) | 1974-04-26 |
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