IT1100121B - Procedimento per misurare basse capacita',particolarmente utile per radiosonde - Google Patents

Procedimento per misurare basse capacita',particolarmente utile per radiosonde

Info

Publication number
IT1100121B
IT1100121B IT28692/78A IT2869278A IT1100121B IT 1100121 B IT1100121 B IT 1100121B IT 28692/78 A IT28692/78 A IT 28692/78A IT 2869278 A IT2869278 A IT 2869278A IT 1100121 B IT1100121 B IT 1100121B
Authority
IT
Italy
Prior art keywords
procedure
particularly useful
measuring low
low capacities
radio probes
Prior art date
Application number
IT28692/78A
Other languages
English (en)
Italian (it)
Other versions
IT7828692A0 (it
Original Assignee
Vaisala Oy
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 Vaisala Oy filed Critical Vaisala Oy
Publication of IT7828692A0 publication Critical patent/IT7828692A0/it
Application granted granted Critical
Publication of IT1100121B publication Critical patent/IT1100121B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2605—Measuring capacitance

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Amplifiers (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
IT28692/78A 1977-10-14 1978-10-12 Procedimento per misurare basse capacita',particolarmente utile per radiosonde IT1100121B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI773063A FI57319C (fi) 1977-10-14 1977-10-14 Foerfarande foer maetning av smao kapacitanser

Publications (2)

Publication Number Publication Date
IT7828692A0 IT7828692A0 (it) 1978-10-12
IT1100121B true IT1100121B (it) 1985-09-28

Family

ID=8511140

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28692/78A IT1100121B (it) 1977-10-14 1978-10-12 Procedimento per misurare basse capacita',particolarmente utile per radiosonde

Country Status (10)

Country Link
JP (2) JPS5498696A (pt)
AU (1) AU523345B2 (pt)
BR (1) BR7806786A (pt)
CA (1) CA1128129A (pt)
DE (1) DE2844121C2 (pt)
FI (1) FI57319C (pt)
FR (1) FR2410280A1 (pt)
GB (1) GB2006442B (pt)
IT (1) IT1100121B (pt)
ZA (1) ZA785694B (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2475231A1 (fr) * 1980-02-04 1981-08-07 Testut Aequitas Dispositif de mesure de capacite, en particulier pour instrument de pesage
JPS56166411A (en) * 1980-05-27 1981-12-21 Yokogawa Hokushin Electric Corp Capacity type displacement transducer
DE3117808A1 (de) * 1981-05-06 1982-11-25 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur messung von induktivitaetsaenderungen
DK4383A (da) * 1983-01-07 1984-07-08 Nils Aage Juul Eilersen Oscillatorkobling
FI69932C (fi) * 1984-05-31 1986-05-26 Vaisala Oy Maetningsfoerfarande foer kapacitanser speciellt foer smao kapacitanser vid vilker man anvaender tvao referenser
JPS6114578A (ja) * 1984-06-30 1986-01-22 Suzuki Shigeo 容量計
FI74549C (fi) * 1986-02-13 1988-02-08 Vaisala Oy Maetningsfoerfarande foer impedanser, saerskilt smao kapacitanser.
DE4039006C1 (pt) * 1990-12-06 1992-03-12 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung Ev, 8000 Muenchen, De
JP2007187509A (ja) 2006-01-12 2007-07-26 Denso Corp 容量式物理量センサ
CN102203624B (zh) * 2008-11-02 2015-05-20 西门子公司 电流传感器电容测量电路
FR2977950B1 (fr) * 2011-07-13 2014-11-07 Jean Noel Lefebvre Dispositif de detection capacitif

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3518537A (en) * 1967-11-28 1970-06-30 Richard Mcfee Apparatus and method for determining the capacitance and conductance of capacitors
US3626287A (en) * 1969-02-10 1971-12-07 C G I Corp System for responding to changes in capacitance of a sensing capacitor
FR2142732B1 (pt) * 1971-06-24 1975-02-07 Commissariat Energie Atomique
FR2208121B1 (pt) * 1972-11-29 1978-12-29 Commissariat Energie Atomique
US4083248A (en) * 1975-09-04 1978-04-11 Simmonds Precision Products, Inc. Digital liquid-level gauging systems

Also Published As

Publication number Publication date
IT7828692A0 (it) 1978-10-12
FR2410280A1 (fr) 1979-06-22
DE2844121A1 (de) 1979-04-19
GB2006442B (en) 1982-04-28
JPS62201074U (pt) 1987-12-22
FR2410280B1 (pt) 1984-01-06
AU4067578A (en) 1980-04-17
GB2006442A (en) 1979-05-02
AU523345B2 (en) 1982-07-22
FI57319C (fi) 1980-07-10
JPH056544Y2 (pt) 1993-02-19
CA1128129A (en) 1982-07-20
FI773063A (fi) 1979-04-15
JPS5498696A (en) 1979-08-03
FI57319B (fi) 1980-03-31
BR7806786A (pt) 1979-05-15
ZA785694B (en) 1979-09-26
DE2844121C2 (de) 1981-09-24

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950929