NL6608774A - - Google Patents

Info

Publication number
NL6608774A
NL6608774A NL6608774A NL6608774A NL6608774A NL 6608774 A NL6608774 A NL 6608774A NL 6608774 A NL6608774 A NL 6608774A NL 6608774 A NL6608774 A NL 6608774A NL 6608774 A NL6608774 A NL 6608774A
Authority
NL
Netherlands
Application number
NL6608774A
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 NL6608774A publication Critical patent/NL6608774A/xx

Links

Classifications

    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
NL6608774A 1965-06-25 1966-06-23 NL6608774A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEST24031A DE1236601B (de) 1965-06-25 1965-06-25 Schaltungsanordnung zur Pruefung von Verbindungsleitungen in Fernsprechvermittlungsanlagen

Publications (1)

Publication Number Publication Date
NL6608774A true NL6608774A (ja) 1966-12-27

Family

ID=7459945

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6608774A NL6608774A (ja) 1965-06-25 1966-06-23

Country Status (6)

Country Link
US (1) US3489865A (ja)
AT (1) AT297806B (ja)
DE (1) DE1236601B (ja)
LU (1) LU51405A1 (ja)
NL (1) NL6608774A (ja)
SE (1) SE303791B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3656158A (en) * 1970-11-30 1972-04-11 Audio Alert Corp Integrated fully supervised fire alarm system
US5561380A (en) * 1995-05-08 1996-10-01 Chrysler Corporation Fault detection system for electric automobile traction system having floating ground

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2414612A (en) * 1944-10-18 1947-01-21 American Telephone & Telegraph Testing insulation
DE1129558B (de) * 1960-10-26 1962-05-17 Siemens Ag Schaltungsanordnung fuer Fernmelde-, insbesondere Fernsprechanlagen, die durch Pruefeinrichtungen geprueft werden
DE1153094B (de) * 1960-11-16 1963-08-22 Siemens Ag Schaltungsanordnung zur Feststellung von Fehlern in Fernmeldevermittlungs-, insbesondere Fernsprechwaehlanlagen
US3354389A (en) * 1963-10-24 1967-11-21 Western Electric Co Automatic high speed test apparatus for testing continuity and shorts simultaneouslyon a plurality of circuit paths
US3287633A (en) * 1964-04-28 1966-11-22 Mollo George Joseph Apparatus including rotary drum means for testing a plurality of electrical circuits

Also Published As

Publication number Publication date
DE1236601B (de) 1967-03-16
LU51405A1 (ja) 1966-08-24
AT297806B (de) 1972-04-10
SE303791B (ja) 1968-09-09
US3489865A (en) 1970-01-13

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