FR757189A - Improvement in the modulation of electric currents - Google Patents

Improvement in the modulation of electric currents

Info

Publication number
FR757189A
FR757189A FR757189DA FR757189A FR 757189 A FR757189 A FR 757189A FR 757189D A FR757189D A FR 757189DA FR 757189 A FR757189 A FR 757189A
Authority
FR
France
Prior art keywords
modulation
improvement
electric currents
currents
electric
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)
Inventor
Eugene-Marie F Lesieure-Desbri
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 filed Critical
Application granted granted Critical
Publication of FR757189A publication Critical patent/FR757189A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F13/00—Amplifiers using amplifying element consisting of two mechanically- or acoustically-coupled transducers, e.g. telephone-microphone amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR757189D 1933-05-04 1933-05-04 Improvement in the modulation of electric currents Expired FR757189A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR757189T 1933-05-04

Publications (1)

Publication Number Publication Date
FR757189A true FR757189A (en) 1933-12-21

Family

ID=9165988

Family Applications (1)

Application Number Title Priority Date Filing Date
FR757189D Expired FR757189A (en) 1933-05-04 1933-05-04 Improvement in the modulation of electric currents

Country Status (1)

Country Link
FR (1) FR757189A (en)

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