FR1433832A - Improvements to very low current measurement circuits - Google Patents

Improvements to very low current measurement circuits

Info

Publication number
FR1433832A
FR1433832A FR16561A FR16561A FR1433832A FR 1433832 A FR1433832 A FR 1433832A FR 16561 A FR16561 A FR 16561A FR 16561 A FR16561 A FR 16561A FR 1433832 A FR1433832 A FR 1433832A
Authority
FR
France
Prior art keywords
current measurement
low current
measurement circuits
circuits
low
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
FR16561A
Other languages
French (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.)
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
Priority claimed from US366504A external-priority patent/US3320533A/en
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to FR16561A priority Critical patent/FR1433832A/en
Application granted granted Critical
Publication of FR1433832A publication Critical patent/FR1433832A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F5/00—Amplifiers with both discharge tubes and semiconductor devices as amplifying elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR16561A 1964-05-11 1965-05-11 Improvements to very low current measurement circuits Expired FR1433832A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR16561A FR1433832A (en) 1964-05-11 1965-05-11 Improvements to very low current measurement circuits

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US366504A US3320533A (en) 1964-05-11 1964-05-11 Hybrid electrometer amplifier having protective means in feedback path to limit positive excursions of negative feedback signal
FR16561A FR1433832A (en) 1964-05-11 1965-05-11 Improvements to very low current measurement circuits

Publications (1)

Publication Number Publication Date
FR1433832A true FR1433832A (en) 1966-04-01

Family

ID=26163755

Family Applications (1)

Application Number Title Priority Date Filing Date
FR16561A Expired FR1433832A (en) 1964-05-11 1965-05-11 Improvements to very low current measurement circuits

Country Status (1)

Country Link
FR (1) FR1433832A (en)

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