BE506296A - - Google Patents

Info

Publication number
BE506296A
BE506296A BE506296DA BE506296A BE 506296 A BE506296 A BE 506296A BE 506296D A BE506296D A BE 506296DA BE 506296 A BE506296 A BE 506296A
Authority
BE
Belgium
Application number
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.)
Publication of BE506296A publication Critical patent/BE506296A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G01R17/10—AC or DC measuring bridges
    • G01R17/16—AC or DC measuring bridges with discharge tubes or semiconductor devices in one or more arms of the bridge, e.g. voltmeter using a difference amplifier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/40—Applications of speech amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
BE506296D 1950-10-07 BE506296A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1054013X 1950-10-07

Publications (1)

Publication Number Publication Date
BE506296A true BE506296A (xx)

Family

ID=4554996

Family Applications (1)

Application Number Title Priority Date Filing Date
BE506296D BE506296A (xx) 1950-10-07

Country Status (2)

Country Link
BE (1) BE506296A (xx)
FR (1) FR1054013A (xx)

Also Published As

Publication number Publication date
FR1054013A (fr) 1954-02-08

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