FR863439A - Perfectionnements au montage de lampes dites pentodes - Google Patents

Perfectionnements au montage de lampes dites pentodes

Info

Publication number
FR863439A
FR863439A FR863439DA FR863439A FR 863439 A FR863439 A FR 863439A FR 863439D A FR863439D A FR 863439DA FR 863439 A FR863439 A FR 863439A
Authority
FR
France
Prior art keywords
lamps
assembly
pentode
called
called pentode
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)
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil 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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Application granted granted Critical
Publication of FR863439A publication Critical patent/FR863439A/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
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR863439D 1939-02-21 1940-02-15 Perfectionnements au montage de lampes dites pentodes Expired FR863439A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE863439X 1939-02-21

Publications (1)

Publication Number Publication Date
FR863439A true FR863439A (fr) 1941-04-01

Family

ID=6801375

Family Applications (1)

Application Number Title Priority Date Filing Date
FR863439D Expired FR863439A (fr) 1939-02-21 1940-02-15 Perfectionnements au montage de lampes dites pentodes

Country Status (1)

Country Link
FR (1) FR863439A (fr)

Similar Documents

Publication Publication Date Title
CH218539A (de) Verkürzbarer Schirm.
FR863439A (fr) Perfectionnements au montage de lampes dites pentodes
FR861519A (fr) Perfectionnements aux matières siliceuses
FR859658A (fr) Perfectionnements apportés aux soupapes de retenue
FR859407A (fr) Perfectionnement apporté dans le montage des chaussures
FR853058A (fr) Soupape de retenue
FR859922A (fr) Projectile
FR870090A (fr) Perfectionnements au montage des lentilles
FR863774A (fr) Perfectionnements apportés aux constructions
FR860458A (fr) Perfectionnements aux réflecteurs autocollimateurs
FR50658E (fr) Grenade
FR864112A (fr) Projectile
FR864399A (fr) Réflecteur
FR868079A (fr) Perfectionnements aux montages des lampes équilibrées
FR862765A (fr) Abat-jour
FR863741A (fr) Perfectionnements aux réflecteurs
FR832790A (fr) Lanterne
FR859944A (fr) Pointe spéciale
FR863417A (fr) Perfectionnements aux substances fluorescentes
FR866627A (fr) Perfectionnements aux allumeurs
ES148898A3 (es) Perfeccionamientos en la construcción de aerotermos
ES148972A1 (es) Acooplamiento de garras
FR859225A (fr) Clapet de retenue
FR867369A (fr) Perfectionnements aux lampes éclair
FR871543A (fr) Perfectionnements apportés aux lampes à éclair ou à éclat instantané