FR737507A - Perfectionnements aux appareils de mesures - Google Patents

Perfectionnements aux appareils de mesures

Info

Publication number
FR737507A
FR737507A FR737507DA FR737507A FR 737507 A FR737507 A FR 737507A FR 737507D A FR737507D A FR 737507DA FR 737507 A FR737507 A FR 737507A
Authority
FR
France
Prior art keywords
measuring devices
measuring
devices
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR737507A publication Critical patent/FR737507A/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
    • G01R23/12—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into phase shift
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
FR737507D 1931-05-27 1932-05-25 Perfectionnements aux appareils de mesures Expired FR737507A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US540488A US1902496A (en) 1931-05-27 1931-05-27 High frequency measurement

Publications (1)

Publication Number Publication Date
FR737507A true FR737507A (fr) 1932-12-13

Family

ID=24155661

Family Applications (1)

Application Number Title Priority Date Filing Date
FR737507D Expired FR737507A (fr) 1931-05-27 1932-05-25 Perfectionnements aux appareils de mesures

Country Status (2)

Country Link
US (1) US1902496A (fr)
FR (1) FR737507A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2896161A (en) * 1942-06-30 1959-07-21 Bessie E Fox Measuring system
NL136631B (fr) * 1944-03-20
CH245120A (de) * 1944-09-06 1946-10-31 Bbc Brown Boveri & Cie Vorrichtung zur Messung der mechanischen Beschleunigung auf elektrischem Wege.
US2534004A (en) * 1945-08-20 1950-12-12 Phillips Petroleum Co Detonation voltage measuring means
US2770776A (en) * 1949-07-09 1956-11-13 Ionics Frequency meter
US2900600A (en) * 1956-08-18 1959-08-18 Ferranti Ltd Electrical frequency meters
US3004220A (en) * 1957-08-20 1961-10-10 Airpax Electronics Frequency responsive network
US3098970A (en) * 1958-05-02 1963-07-23 Sperry Rand Corp Speed responsive system
US2983907A (en) * 1959-12-17 1961-05-09 George L Nankervis Company Telemetering system
US3284673A (en) * 1962-01-09 1966-11-08 Shimada Masatoshi Signal selector
US3403337A (en) * 1966-04-18 1968-09-24 Electromagnetic Ind Inc Frequency meter utilizing a transformer having a non-rectangular hysteresis loop saturable core and a compensation circuit therefor

Also Published As

Publication number Publication date
US1902496A (en) 1933-03-21

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