[go: up one dir, main page]

CH256974A - Dispositif amplificateur. - Google Patents

Dispositif amplificateur.

Info

Publication number
CH256974A
CH256974A CH256974DA CH256974A CH 256974 A CH256974 A CH 256974A CH 256974D A CH256974D A CH 256974DA CH 256974 A CH256974 A CH 256974A
Authority
CH
Switzerland
Prior art keywords
amplifier device
amplifier
Prior art date
Application number
Other languages
English (en)
Inventor
S A Standard Telephone E Radio
Original Assignee
Standard Telephone & Radio 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 Standard Telephone & Radio Sa filed Critical Standard Telephone & Radio Sa
Publication of CH256974A publication Critical patent/CH256974A/fr

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
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H03F1/14—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means
    • H03F1/16—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means in discharge-tube amplifiers
    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/04—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers
    • H03F1/06—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers to raise the efficiency of amplifying modulated radio frequency waves; to raise the efficiency of amplifiers acting also as modulators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/50—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
    • H03F3/52—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower with tubes only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
CH256974D 1943-05-07 1944-05-06 Dispositif amplificateur. CH256974A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR256974X 1943-05-07

Publications (1)

Publication Number Publication Date
CH256974A true CH256974A (fr) 1948-09-15

Family

ID=8884660

Family Applications (1)

Application Number Title Priority Date Filing Date
CH256974D CH256974A (fr) 1943-05-07 1944-05-06 Dispositif amplificateur.

Country Status (4)

Country Link
BE (1) BE455657A (fr)
CH (1) CH256974A (fr)
FR (1) FR960730A (fr)
NL (2) NL118386B (fr)

Also Published As

Publication number Publication date
NL66181C (fr)
BE455657A (fr)
NL118386B (fr)
FR960730A (fr) 1950-04-22

Similar Documents

Publication Publication Date Title
CH283550A (fr) Dispositif multivibrateur.
CH256408A (fr) Motoculteur.
CH261402A (fr) Stylographe.
CH247010A (fr) Stylographe.
FR930147A (fr) Dispositif téléphonique ou dispositif analogue
CH253136A (fr) Dispositif amplificateur d'oscillations électriques.
FR893103A (fr) Dispositif propulseur
CH242902A (it) Dispositivo di collegamento.
CH256718A (de) Kristalldetektor.
CH256974A (fr) Dispositif amplificateur.
CH241233A (de) Tonaufzeichnungseinrichtung.
FR980731A (fr) Dispositif doseur
CH261676A (it) Montre-réveil.
CH230815A (de) Verstärkereinrichtung.
FR922692A (fr) Dispositif thermo-électrique
FR896704A (fr) Dispositif de perçage
DK71668C (da) Modkoblet forstærker.
CH247347A (de) Zweidrahtverstärker.
ES8821Y (es) Dispositivo sujetador.
CH248883A (de) Bohreinrichtung.
ES9316Y (es) Aparato nivel-plomada.
ES8639Y (es) Aparato pinta-pistola.
DK70546C (da) Bogholderiapparat.
CH231468A (de) Stellvorrichtung an Möbeln.
FR912056A (fr) Dispositif de chargement