DK131523B - Apparat til måling af frekvensforskelle. - Google Patents

Apparat til måling af frekvensforskelle.

Info

Publication number
DK131523B
DK131523B DK546369AA DK546369A DK131523B DK 131523 B DK131523 B DK 131523B DK 546369A A DK546369A A DK 546369AA DK 546369 A DK546369 A DK 546369A DK 131523 B DK131523 B DK 131523B
Authority
DK
Denmark
Prior art keywords
measuring frequency
frequency differences
differences
measuring
frequency
Prior art date
Application number
DK546369AA
Other languages
English (en)
Other versions
DK131523C (da
Inventor
D Correard
E Friess
A Salvi
R Tregoures
Original Assignee
Commissariat Energie Atomique
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 Commissariat Energie Atomique filed Critical Commissariat Energie Atomique
Publication of DK131523B publication Critical patent/DK131523B/da
Application granted granted Critical
Publication of DK131523C publication Critical patent/DK131523C/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/022—Measuring gradient
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/261—Amplifier which being suitable for instrumentation applications

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
DK546369AA 1969-09-22 1969-10-15 Apparat til måling af frekvensforskelle. DK131523B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6932157A FR2058678A5 (fr) 1969-09-22 1969-09-22 Procede de mesure de la difference de deux frequences voisines et frequencemetre differentiel comportant application dudit procede

Publications (2)

Publication Number Publication Date
DK131523B true DK131523B (da) 1975-07-28
DK131523C DK131523C (da) 1975-12-22

Family

ID=9040388

Family Applications (1)

Application Number Title Priority Date Filing Date
DK546369AA DK131523B (da) 1969-09-22 1969-10-15 Apparat til måling af frekvensforskelle.

Country Status (19)

Country Link
US (1) US3681689A (da)
JP (1) JPS5429386B1 (da)
AT (1) AT292841B (da)
BE (1) BE740386A (da)
CA (1) CA930025A (da)
CH (1) CH514847A (da)
CS (1) CS167264B2 (da)
DE (1) DE1952235C2 (da)
DK (1) DK131523B (da)
ES (1) ES372594A1 (da)
FR (1) FR2058678A5 (da)
GB (1) GB1282640A (da)
IL (1) IL33200A (da)
LU (1) LU59653A1 (da)
NL (1) NL164673C (da)
NO (1) NO132659C (da)
PL (1) PL80788B1 (da)
SE (1) SE353965B (da)
YU (1) YU32121B (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5233558A (en) * 1975-09-10 1977-03-14 Hiromi Ogasawara Detector for minute variations
AU518265B2 (en) * 1977-05-16 1981-09-24 Enertec Ripple control system
US4761743A (en) * 1985-12-02 1988-08-02 The Singer Company Dynamic system analysis in a vibrating beam accelerometer
JP2009509159A (ja) * 2005-09-22 2009-03-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ フィルター手段を備えた磁気センサー装置
US20100060275A1 (en) * 2006-12-18 2010-03-11 Koninklijke Philips Electronics N.V. Magnetic sensor device with robust signal processing
CN111220846B (zh) * 2020-03-10 2022-04-19 星汉时空科技(北京)有限公司 一种高速采样全数字化频率稳定度的测试设备及方法
US11519858B2 (en) 2021-01-11 2022-12-06 Ysi, Inc. Induced crosstalk circuit for improved sensor linearity

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2324077A (en) * 1941-12-27 1943-07-13 Rca Corp Measuring circuit
GB706298A (en) * 1951-07-16 1954-03-24 Ebauches Sa Method for comparing the frequencies of two high-frequency generators and apparatus for carrying out this method
BE519917A (da) * 1952-05-14
DE1265864B (de) * 1961-07-12 1968-04-11 Commissariat Energie Atomique Vorrichtung zur Messung der Frequenz der Schwingungen eines Oszillators, insbesondere eines mit magnetischer Resonanz arbeitenden Maser-Oszillators
FR1430874A (fr) * 1963-12-12 1966-03-11 Commissariat Energie Atomique Magnétomètre à résonances magnétiques
GB1150664A (en) * 1963-12-12 1969-04-30 Commissariat A L En Atomique 6 A Frequency Meter
DE1208402B (de) * 1964-07-14 1966-01-05 Standard Elektrik Lorenz Ag Verfahren zur Bestimmung kleiner Abweichungen der Istfrequenz einer Ton- bzw. Hochfrequenz-spannung von einer Sollfrequenz
FR1439730A (fr) * 1965-07-13 1966-05-20 Int Standard Electric Corp Perfectionnements aux systèmes permettant de mesurer de très faibles différences de fréquences
FR1554371A (da) * 1967-03-29 1969-01-17
US3524131A (en) * 1967-09-25 1970-08-11 John A Mcwaid High speed frequency computing apparatus

Also Published As

Publication number Publication date
DE1952235C2 (de) 1982-06-24
IL33200A (en) 1973-01-30
BE740386A (da) 1970-04-01
CS167264B2 (da) 1976-04-29
SE353965B (da) 1973-02-19
YU259969A (en) 1973-10-31
CA930025A (en) 1973-07-10
NL6915680A (da) 1971-03-24
CH514847A (fr) 1971-10-31
LU59653A1 (da) 1970-01-12
NO132659B (da) 1975-09-01
PL80788B1 (da) 1975-08-30
AT292841B (de) 1971-09-10
GB1282640A (en) 1972-07-19
US3681689A (en) 1972-08-01
JPS5429386B1 (da) 1979-09-22
NL164673C (nl) 1981-01-15
NO132659C (da) 1975-12-10
ES372594A1 (es) 1975-08-16
YU32121B (en) 1974-04-30
FR2058678A5 (fr) 1971-05-28
DE1952235A1 (de) 1971-05-06
IL33200A0 (en) 1969-12-31
DK131523C (da) 1975-12-22
NL164673B (nl) 1980-08-15

Similar Documents

Publication Publication Date Title
DK133313C (da) Apparat til afprovning af tetheden af formstofbaners samlesomme
DK146499C (da) Apparat til smedning af krumtapaksler
DK142967C (da) Apparat til afgivelse af baegre
DK121847B (da) Apparat til fremstilling af cementrør.
DK126837B (da) Apparat til sterilisering af indpakningsmateriale.
DK130139B (da) Apparat til udstilling af tæpper.
DK118444B (da) Apparat til udførelse af strygekanter.
DK149580C (da) Apparat til maaling af hjulvinkler
DK115386B (da) Apparat til udførelse af kontinuerlig gæring.
DK125117B (da) Apparat til pneumatisk niveaumåling.
DK139282B (da) Apparat til følgning af genstande.
DK124521B (da) Ribberør samt apparat til fremstilling af samme.
DK122435B (da) Apparat til omrøring af materialer.
DK135903C (da) Apparat til udbedring af vejbelegninger
DK127230B (da) Apparat til slæbning af svømmere.
DK122103B (da) Apparat til rensning af glatte flader.
DK129017B (da) Apparat til tilvejebringelse af lydsvingninger.
DK130948B (da) Apparat til automatisk påsætning af lynlåsskydere på lynlåse.
DK134260B (da) Apparat til behandling af levnedsmidler.
DK131523B (da) Apparat til måling af frekvensforskelle.
DK117257B (da) Apparat til bestemmelse af tendensen til thrombose.
DK126063B (da) Apparat til elektrofotografisk reproduktion.
DK106889C (da) Apparat til fremstilling af fortyndingsrækker.
DK121444B (da) Apparat til måling på forbipasserende komponenter for sortering.
DK138756B (da) Apparat til fremstilling af flerfarvede rensemiddelstykker.