FR1143164A - Electrical communication system - Google Patents

Electrical communication system

Info

Publication number
FR1143164A
FR1143164A FR1143164DA FR1143164A FR 1143164 A FR1143164 A FR 1143164A FR 1143164D A FR1143164D A FR 1143164DA FR 1143164 A FR1143164 A FR 1143164A
Authority
FR
France
Prior art keywords
communication system
electrical communication
electrical
communication
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.)
SVENSKA RELAFABRIKEN AB
Original Assignee
SVENSKA RELAFABRIKEN AB
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 SVENSKA RELAFABRIKEN AB filed Critical SVENSKA RELAFABRIKEN AB
Application granted granted Critical
Publication of FR1143164A publication Critical patent/FR1143164A/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
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
FR1143164D 1954-11-29 1955-11-28 Electrical communication system Expired FR1143164A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1143164X 1954-11-29

Publications (1)

Publication Number Publication Date
FR1143164A true FR1143164A (en) 1957-09-27

Family

ID=20420884

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1143164D Expired FR1143164A (en) 1954-11-29 1955-11-28 Electrical communication system

Country Status (1)

Country Link
FR (1) FR1143164A (en)

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