FR640068A - Improvements to low frequency amplifiers - Google Patents

Improvements to low frequency amplifiers

Info

Publication number
FR640068A
FR640068A FR640068DA FR640068A FR 640068 A FR640068 A FR 640068A FR 640068D A FR640068D A FR 640068DA FR 640068 A FR640068 A FR 640068A
Authority
FR
France
Prior art keywords
low frequency
frequency amplifiers
amplifiers
low
frequency
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
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.)
DUCRETET SOC D Ets
Original Assignee
DUCRETET SOC D Ets
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 DUCRETET SOC D Ets filed Critical DUCRETET SOC D Ets
Application granted granted Critical
Publication of FR640068A publication Critical patent/FR640068A/en
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
    • H03F3/02—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with tubes only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR640068D 1927-08-26 1927-08-26 Improvements to low frequency amplifiers Expired FR640068A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR640068T 1927-08-26

Publications (1)

Publication Number Publication Date
FR640068A true FR640068A (en) 1928-07-05

Family

ID=8997197

Family Applications (1)

Application Number Title Priority Date Filing Date
FR640068D Expired FR640068A (en) 1927-08-26 1927-08-26 Improvements to low frequency amplifiers

Country Status (1)

Country Link
FR (1) FR640068A (en)

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