FR2410820B1 - - Google Patents

Info

Publication number
FR2410820B1
FR2410820B1 FR7833792A FR7833792A FR2410820B1 FR 2410820 B1 FR2410820 B1 FR 2410820B1 FR 7833792 A FR7833792 A FR 7833792A FR 7833792 A FR7833792 A FR 7833792A FR 2410820 B1 FR2410820 B1 FR 2410820B1
Authority
FR
France
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
FR7833792A
Other languages
French (fr)
Other versions
FR2410820A1 (fr
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.)
Auergesellschaft GmbH
Original Assignee
Auergesellschaft GmbH
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 Auergesellschaft GmbH filed Critical Auergesellschaft GmbH
Publication of FR2410820A1 publication Critical patent/FR2410820A1/fr
Application granted granted Critical
Publication of FR2410820B1 publication Critical patent/FR2410820B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/122—Circuits particularly adapted therefor, e.g. linearising circuits

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Amplifiers (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
FR7833792A 1977-11-30 1978-11-30 Montage pour la linearisation de la tension de sortie d'elements detecteurs de gaz a semi-conducteur Granted FR2410820A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2753843A DE2753843C3 (de) 1977-11-30 1977-11-30 Schaltungsanordnung zum Nachweis von Gasen

Publications (2)

Publication Number Publication Date
FR2410820A1 FR2410820A1 (fr) 1979-06-29
FR2410820B1 true FR2410820B1 (de) 1984-10-05

Family

ID=6025218

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7833792A Granted FR2410820A1 (fr) 1977-11-30 1978-11-30 Montage pour la linearisation de la tension de sortie d'elements detecteurs de gaz a semi-conducteur

Country Status (5)

Country Link
DE (1) DE2753843C3 (de)
FR (1) FR2410820A1 (de)
GB (1) GB2013905B (de)
IT (1) IT7869731A0 (de)
NL (1) NL180616C (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3435874A1 (de) * 1984-09-29 1986-04-03 Horst Dipl.-Ing. 2000 Hamburg Krauleidies Verfahren und anordnung zur ueberwachung der fremdgaskonzentration in einem gasfoermigen traegermedium
DE3634786A1 (de) * 1986-10-11 1988-04-14 Hoelter Heinz Schadstoffsensor mit situationsangepasstem steuer- und schaltverfahren
US5507171A (en) * 1994-04-15 1996-04-16 Ssi Technologies, Inc. Electronic circuit for a transducer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE650185A (de) * 1963-07-08
US3528039A (en) * 1965-03-22 1970-09-08 Collins Radio Co Circuit for adding constant dc bias,supplied by a reference zener diode,to a variable input signal
GB1245239A (en) * 1967-12-07 1971-09-08 Emi Ltd Formerly Electric & Mu Improvements relating to electrical analogue function generators
GB1315113A (en) * 1969-05-01 1973-04-26 Prosser Scient Instr Ltd Wave shaping and generating apparatus
DE2121959A1 (de) * 1971-04-27 1972-11-09 Auergesellschaft Gmbh, 1000 Berlin Elektrisches Gerät zur Messung einer physikalischen Größe
US3736520A (en) * 1971-11-23 1973-05-29 Honeywell Inf Systems Precision variable gain amplifier with linear log-gain versus control-voltage characteristic

Also Published As

Publication number Publication date
GB2013905A (en) 1979-08-15
DE2753843C3 (de) 1981-09-24
DE2753843B2 (de) 1981-01-22
GB2013905B (en) 1982-09-15
DE2753843A1 (de) 1979-05-31
NL180616C (nl) 1987-03-16
FR2410820A1 (fr) 1979-06-29
NL7811626A (nl) 1979-06-01
IT7869731A0 (it) 1978-11-29

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Legal Events

Date Code Title Description
ST Notification of lapse