FR857140A - Improvements to negative feedback amplifiers - Google Patents

Improvements to negative feedback amplifiers

Info

Publication number
FR857140A
FR857140A FR857140DA FR857140A FR 857140 A FR857140 A FR 857140A FR 857140D A FR857140D A FR 857140DA FR 857140 A FR857140 A FR 857140A
Authority
FR
France
Prior art keywords
negative feedback
feedback amplifiers
amplifiers
negative
feedback
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT 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 Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Application granted granted Critical
Publication of FR857140A publication Critical patent/FR857140A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/02—Manually-operated control
    • H03G3/04—Manually-operated control in untuned amplifiers
    • H03G3/06—Manually-operated control in untuned amplifiers having discharge tubes
    • H03G3/08—Manually-operated control in untuned amplifiers having discharge tubes incorporating negative feedback
FR857140D 1938-06-30 1939-06-30 Improvements to negative feedback amplifiers Expired FR857140A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US857140XA 1938-06-30 1938-06-30

Publications (1)

Publication Number Publication Date
FR857140A true FR857140A (en) 1940-08-26

Family

ID=22193469

Family Applications (1)

Application Number Title Priority Date Filing Date
FR857140D Expired FR857140A (en) 1938-06-30 1939-06-30 Improvements to negative feedback amplifiers

Country Status (1)

Country Link
FR (1) FR857140A (en)

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