FR944898A - Perfectionnements aux amplificateurs à courant continu - Google Patents

Perfectionnements aux amplificateurs à courant continu

Info

Publication number
FR944898A
FR944898A FR944898DA FR944898A FR 944898 A FR944898 A FR 944898A FR 944898D A FR944898D A FR 944898DA FR 944898 A FR944898 A FR 944898A
Authority
FR
France
Prior art keywords
amplifiers
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
Other languages
English (en)
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.)
CGG SA
Original Assignee
Compagnie Generale de Geophysique 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
Application filed by Compagnie Generale de Geophysique SA filed Critical Compagnie Generale de Geophysique SA
Application granted granted Critical
Publication of FR944898A publication Critical patent/FR944898A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of DC power input into DC power output
    • H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
    • H02M3/34—Conversion of DC power input into DC power output with intermediate conversion into AC by dynamic converters
    • H02M3/38—Conversion of DC power input into DC power output with intermediate conversion into AC by dynamic converters using mechanical contact-making and -breaking parts to interrupt a single potential
    • H02M3/42—Conversion of DC power input into DC power output with intermediate conversion into AC by dynamic converters using mechanical contact-making and -breaking parts to interrupt a single potential with electromagnetically-operated vibrating contacts, e.g. chopper

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR944898D 1947-03-29 1947-03-29 Perfectionnements aux amplificateurs à courant continu Expired FR944898A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR944898T 1947-03-29

Publications (1)

Publication Number Publication Date
FR944898A true FR944898A (fr) 1949-04-19

Family

ID=9472027

Family Applications (1)

Application Number Title Priority Date Filing Date
FR944898D Expired FR944898A (fr) 1947-03-29 1947-03-29 Perfectionnements aux amplificateurs à courant continu

Country Status (1)

Country Link
FR (1) FR944898A (fr)

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