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 realizzarlo

Info

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
Application number
IT2952973A
Other languages
English (en)
Italian (it)
Inventor
B Albertsson
N Agneus
O Bo
Original Assignee
Ericsson Telefon Ab L M
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of IT993489B publication Critical patent/IT993489B/it

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)
IT2952973A 1972-09-29 1973-09-28 Metodo per regolare l intraferro in ricevitori telefonici e disposi tivo per realizzarlo IT993489B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1257572A SE363716B (ref) 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 (ref)
FR (1) FR2201603B1 (ref)
IT (1) IT993489B (ref)
NL (1) NL7313399A (ref)
SE (1) SE363716B (ref)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
FR2201603B1 (ref) 1978-02-10
NL7313399A (ref) 1974-04-02
SE363716B (ref) 1974-01-28
BR7307574D0 (pt) 1974-08-29
FR2201603A1 (ref) 1974-04-26

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