FR598709A - Appareil de protection pour lampes de t. s. f. - Google Patents

Appareil de protection pour lampes de t. s. f.

Info

Publication number
FR598709A
FR598709A FR598709DA FR598709A FR 598709 A FR598709 A FR 598709A FR 598709D A FR598709D A FR 598709DA FR 598709 A FR598709 A FR 598709A
Authority
FR
France
Prior art keywords
lamps
protection device
protection
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
English (en)
Inventor
Pierre-Roger Delmas
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 FR598709A publication Critical patent/FR598709A/fr
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
    • H03F1/544—Protection of filaments

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR598709D 1925-05-04 1925-05-04 Appareil de protection pour lampes de t. s. f. Expired FR598709A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR598709T 1925-05-04

Publications (1)

Publication Number Publication Date
FR598709A true FR598709A (fr) 1925-12-23

Family

ID=8969095

Family Applications (1)

Application Number Title Priority Date Filing Date
FR598709D Expired FR598709A (fr) 1925-05-04 1925-05-04 Appareil de protection pour lampes de t. s. f.

Country Status (1)

Country Link
FR (1) FR598709A (fr)

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