FR1148072A - Fréquencemètre - Google Patents

Fréquencemètre

Info

Publication number
FR1148072A
FR1148072A FR1148072DA FR1148072A FR 1148072 A FR1148072 A FR 1148072A FR 1148072D A FR1148072D A FR 1148072DA FR 1148072 A FR1148072 A FR 1148072A
Authority
FR
France
Prior art keywords
frequency meter
meter
frequency
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
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Application granted granted Critical
Publication of FR1148072A publication Critical patent/FR1148072A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/06—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage
    • G01R23/09—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage using analogue integrators, e.g. capacitors establishing a mean value by balance of input signals and defined discharge signals or leakage

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1148072D 1955-03-09 1956-03-09 Fréquencemètre Expired FR1148072A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1148072X 1955-03-09

Publications (1)

Publication Number Publication Date
FR1148072A true FR1148072A (fr) 1957-12-03

Family

ID=10877714

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1148072D Expired FR1148072A (fr) 1955-03-09 1956-03-09 Fréquencemètre

Country Status (1)

Country Link
FR (1) FR1148072A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3068406A (en) * 1959-06-18 1962-12-11 American Mach & Foundry Suppressed zero frequency meter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3068406A (en) * 1959-06-18 1962-12-11 American Mach & Foundry Suppressed zero frequency meter

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