FR956050A - - Google Patents

Info

Publication number
FR956050A
FR956050A FR956050DA FR956050A FR 956050 A FR956050 A FR 956050A FR 956050D A FR956050D A FR 956050DA FR 956050 A FR956050 A FR 956050A
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
Other languages
French (fr)
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.)
Publication date
Application granted granted Critical
Publication of FR956050A publication Critical patent/FR956050A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/34—DC amplifiers in which all stages are DC-coupled
    • H03F3/36—DC amplifiers in which all stages are DC-coupled with tubes only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • X-Ray Techniques (AREA)
FR956050D 1946-10-25 Expired FR956050A (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL646581X 1946-10-25

Publications (1)

Publication Number Publication Date
FR956050A true FR956050A (no) 1950-01-23

Family

ID=19791943

Family Applications (1)

Application Number Title Priority Date Filing Date
FR956050D Expired FR956050A (no) 1946-10-25

Country Status (4)

Country Link
US (1) US2490727A (no)
DE (1) DE854959C (no)
FR (1) FR956050A (no)
GB (1) GB646581A (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE903698C (de) * 1951-07-24 1954-02-08 Siemens Ag Eingangsschaltung fuer Gleichspannungsverstaerker

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB644072A (en) * 1947-10-07 1950-10-04 Emi Ltd Improvements relating to arrangements for selecting different signals in thermionic valve circuits
US2685000A (en) * 1949-04-29 1954-07-27 Rca Corp Stabilized direct current amplifier
US2795653A (en) * 1953-11-12 1957-06-11 Reeves Instrument Corp Vacuum tube voltmeter amplifier circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1820212A (en) * 1929-11-07 1931-08-25 Bauer Paul Sherman Electric meter
US1926568A (en) * 1930-02-21 1933-09-12 Stanolind Oil & Gas Co Direct current amplifier and method of operating same
US2043107A (en) * 1933-05-20 1936-06-02 Paul H Macneil Direct current amplifier
NL54228C (no) * 1937-10-09
US2413788A (en) * 1942-05-11 1947-01-07 Gen Motors Corp Amplifier for small voltages
US2442298A (en) * 1944-05-29 1948-05-25 Gen Motors Corp Modulated heat ray detector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE903698C (de) * 1951-07-24 1954-02-08 Siemens Ag Eingangsschaltung fuer Gleichspannungsverstaerker

Also Published As

Publication number Publication date
US2490727A (en) 1949-12-06
DE854959C (de) 1952-11-10
GB646581A (en) 1950-11-22

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