BE822203A - Equipement permettant de tester une installation telephonique ahauts-parleurs - Google Patents

Equipement permettant de tester une installation telephonique ahauts-parleurs

Info

Publication number
BE822203A
BE822203A BE150513A BE150513A BE822203A BE 822203 A BE822203 A BE 822203A BE 150513 A BE150513 A BE 150513A BE 150513 A BE150513 A BE 150513A BE 822203 A BE822203 A BE 822203A
Authority
BE
Belgium
Prior art keywords
speakers
testing
equipment
telephone system
telephone
Prior art date
Application number
BE150513A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE822203A publication Critical patent/BE822203A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/001—Two-way communication systems between a limited number of parties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Telephonic Communication Services (AREA)
BE150513A 1973-11-22 1974-11-14 Equipement permettant de tester une installation telephonique ahauts-parleurs BE822203A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732358143 DE2358143B2 (de) 1973-11-22 1973-11-22 Vorrichtung zur Überprüfung von Lautsprecheranlagen

Publications (1)

Publication Number Publication Date
BE822203A true BE822203A (fr) 1975-03-03

Family

ID=5898729

Family Applications (1)

Application Number Title Priority Date Filing Date
BE150513A BE822203A (fr) 1973-11-22 1974-11-14 Equipement permettant de tester une installation telephonique ahauts-parleurs

Country Status (4)

Country Link
AT (1) AT331880B (de)
BE (1) BE822203A (de)
DE (1) DE2358143B2 (de)
FR (1) FR2252714A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2741000C2 (de) * 1977-09-12 1982-04-15 Industronic, Industrie-Electronic Gmbh & Co Kg, 6980 Wertheim Leitungsgebundenes Übertragungssystem für Sprechverkehr und Informationsverarbeitung

Also Published As

Publication number Publication date
ATA843074A (de) 1975-12-15
DE2358143B2 (de) 1975-10-16
DE2358143A1 (de) 1975-06-05
AT331880B (de) 1976-08-25
FR2252714B3 (de) 1976-12-10
FR2252714A1 (en) 1975-06-20

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