FR42009E - Device for maintaining constant the filament-plate quiescent current in amplifier lamps - Google Patents

Device for maintaining constant the filament-plate quiescent current in amplifier lamps

Info

Publication number
FR42009E
FR42009E FR42009DA FR42009E FR 42009 E FR42009 E FR 42009E FR 42009D A FR42009D A FR 42009DA FR 42009 E FR42009 E FR 42009E
Authority
FR
France
Prior art keywords
filament
plate
quiescent current
maintaining constant
lamps
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR42009E publication Critical patent/FR42009E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR42009D 1931-01-27 1932-06-29 Device for maintaining constant the filament-plate quiescent current in amplifier lamps Expired FR42009E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT136587T 1931-01-27
FR42009T 1932-06-29

Publications (1)

Publication Number Publication Date
FR42009E true FR42009E (en) 1933-05-04

Family

ID=8678120

Family Applications (1)

Application Number Title Priority Date Filing Date
FR42009D Expired FR42009E (en) 1931-01-27 1932-06-29 Device for maintaining constant the filament-plate quiescent current in amplifier lamps

Country Status (1)

Country Link
FR (1) FR42009E (en)

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