CH528086A - Circuit arrangement for measuring small changes in capacitance of a plate capacitor, and using the same - Google Patents

Circuit arrangement for measuring small changes in capacitance of a plate capacitor, and using the same

Info

Publication number
CH528086A
CH528086A CH242471A CH242471A CH528086A CH 528086 A CH528086 A CH 528086A CH 242471 A CH242471 A CH 242471A CH 242471 A CH242471 A CH 242471A CH 528086 A CH528086 A CH 528086A
Authority
CH
Switzerland
Prior art keywords
capacitance
same
circuit arrangement
small changes
plate capacitor
Prior art date
Application number
CH242471A
Other languages
German (de)
Inventor
Aeppli Kurt
Original Assignee
Zellweger Uster Ag
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 Zellweger Uster Ag filed Critical Zellweger Uster Ag
Priority to CH242471A priority Critical patent/CH528086A/en
Priority to DE2143567A priority patent/DE2143567C3/en
Priority to JP1606572A priority patent/JPS4721183A/ja
Publication of CH528086A publication Critical patent/CH528086A/en
Priority to JP1978114698U priority patent/JPS5458077U/ja

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)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
CH242471A 1971-02-19 1971-02-19 Circuit arrangement for measuring small changes in capacitance of a plate capacitor, and using the same CH528086A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH242471A CH528086A (en) 1971-02-19 1971-02-19 Circuit arrangement for measuring small changes in capacitance of a plate capacitor, and using the same
DE2143567A DE2143567C3 (en) 1971-02-19 1971-08-31 Circuit arrangement for measuring small changes in capacitance
JP1606572A JPS4721183A (en) 1971-02-19 1972-02-17
JP1978114698U JPS5458077U (en) 1971-02-19 1978-08-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH242471A CH528086A (en) 1971-02-19 1971-02-19 Circuit arrangement for measuring small changes in capacitance of a plate capacitor, and using the same

Publications (1)

Publication Number Publication Date
CH528086A true CH528086A (en) 1972-09-15

Family

ID=4233482

Family Applications (1)

Application Number Title Priority Date Filing Date
CH242471A CH528086A (en) 1971-02-19 1971-02-19 Circuit arrangement for measuring small changes in capacitance of a plate capacitor, and using the same

Country Status (3)

Country Link
JP (2) JPS4721183A (en)
CH (1) CH528086A (en)
DE (1) DE2143567C3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0269013A (en) * 1988-09-02 1990-03-08 Clarion Co Ltd Convolver optimizing bias circuit

Also Published As

Publication number Publication date
JPS4721183A (en) 1972-10-03
DE2143567A1 (en) 1972-08-24
DE2143567C3 (en) 1979-06-07
JPS5458077U (en) 1979-04-21
DE2143567B2 (en) 1978-10-12

Similar Documents

Publication Publication Date Title
FR2274030A1 (en) CAPACITIVE LEVEL MEASUREMENT PROCESS AND DEVICE
SE409371B (en) PROCEDURE FOR TESTING A BREATH WITH REGARD TO ALCOHOL CONTENT AND DEVICE FOR PERFORMING THE PROCEDURE
CH538114A (en) Device for digital, capacitive measurement of the local position of separating layers between at least two adjacent media
CA959287A (en) Capacitance humidity sensing element
NL176708C (en) ELECTRONIC WEIGHING SYSTEM WITH NUMERIC READING.
AT313607B (en) Circuit arrangement for measuring and checking the compression of piston engines
FR2304891A1 (en) DISPLACEMENT INDICATOR AND MEASUREMENT PROCESS USING SUCH AN INDICATOR
IT1012020B (en) COIN SELECTOR SUITABLE TO DETERMINE ME THE AUTHENTICITY AND VALUE
AT300409B (en) Transducers for measuring pressures or forces
FR2275758A1 (en) CAPACITIVE GAUGE FOR MEASURING THE LIQUID LEVEL
BE787040A (en) QUASI-EFFECTIVE VALUE MEASUREMENT CIRCUIT
CH528086A (en) Circuit arrangement for measuring small changes in capacitance of a plate capacitor, and using the same
CH544292A (en) Registering measuring device with movable writing electrode
CH542490A (en) Electronic musical instrument
CH543804A (en) Printed circuit with trimmer capacitor
BE793404A (en) PRESSURE OR DIFFERENTIAL PRESSURE MEASUREMENT CELL
IT1041528B (en) PROCEDURE FOR THE MANUFACTURE OF ELECTRONIC MICROMINIUM COMPENSATION CAPACITORS
IT973845B (en) NUCLEAR FUEL IN PARTICEL LE WITH COATING AND PROCEDURE FOR ITS PRODUCTION
BE789641A (en) LIQUID VENTATION AND MEASUREMENT
CH351670A (en) Circuit arrangement for determining an amplitude difference and using the same to determine the dimensional accuracy of bodies of revolution
CH552794A (en) FLOW MEASURING DEVICE AND USE OF THE SAME.
IT975464B (en) MEASURING DEVICE FOR CHECKING AND REGULATING CARBURETORS
SU474749A1 (en) Autocompensation device for remote measurement of active resistances
DELOACH The application of capacitive displacement measuring techniques to an open-mesh grid structure(Mathematical model of capacitive transducer for displacement measurement in open mesh grid structures)
AT303419B (en) Device for measuring the writing pressure of a test person

Legal Events

Date Code Title Description
PL Patent ceased