GB621955A - Apparatus for measuring the distortion of start-stop telegraphic signals - Google Patents

Apparatus for measuring the distortion of start-stop telegraphic signals

Info

Publication number
GB621955A
GB621955A GB4726/46A GB472646A GB621955A GB 621955 A GB621955 A GB 621955A GB 4726/46 A GB4726/46 A GB 4726/46A GB 472646 A GB472646 A GB 472646A GB 621955 A GB621955 A GB 621955A
Authority
GB
United Kingdom
Prior art keywords
oscillator
spots
line
stop
condenser
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB4726/46A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB621955A publication Critical patent/GB621955A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/24—Testing correct operation
    • H04L1/248—Distortion measuring systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/50—Testing arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
GB4726/46A 1944-07-05 1946-02-14 Apparatus for measuring the distortion of start-stop telegraphic signals Expired GB621955A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR267004X 1944-07-05

Publications (1)

Publication Number Publication Date
GB621955A true GB621955A (en) 1949-04-25

Family

ID=8885593

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4726/46A Expired GB621955A (en) 1944-07-05 1946-02-14 Apparatus for measuring the distortion of start-stop telegraphic signals

Country Status (3)

Country Link
CH (1) CH267004A (es)
GB (1) GB621955A (es)
NL (1) NL65388C (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2715157A (en) * 1954-03-05 1955-08-09 Western Union Telegraph Co Telegraph signal bias and distortion meter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2715157A (en) * 1954-03-05 1955-08-09 Western Union Telegraph Co Telegraph signal bias and distortion meter

Also Published As

Publication number Publication date
NL65388C (es)
CH267004A (fr) 1950-02-28

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