FR678056A - Perfectionnements aux amplificateurs à faible longueur d'onde - Google Patents

Perfectionnements aux amplificateurs à faible longueur d'onde

Info

Publication number
FR678056A
FR678056A FR678056DA FR678056A FR 678056 A FR678056 A FR 678056A FR 678056D A FR678056D A FR 678056DA FR 678056 A FR678056 A FR 678056A
Authority
FR
France
Prior art keywords
low wavelength
amplifiers
wavelength amplifiers
low
wavelength
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)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR678056A publication Critical patent/FR678056A/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
    • H03F1/08—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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/03—Constructional details, e.g. casings, housings
    • H04B1/036—Cooling arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Particle Accelerators (AREA)
FR678056D 1928-07-09 1929-07-09 Perfectionnements aux amplificateurs à faible longueur d'onde Expired FR678056A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US291268A US1850858A (en) 1928-07-09 1928-07-09 Signaling system

Publications (1)

Publication Number Publication Date
FR678056A true FR678056A (fr) 1930-03-18

Family

ID=23119622

Family Applications (2)

Application Number Title Priority Date Filing Date
FR678056D Expired FR678056A (fr) 1928-07-09 1929-07-09 Perfectionnements aux amplificateurs à faible longueur d'onde
FR40780D Expired FR40780E (fr) 1928-07-09 1931-08-18 Perfectionnements aux amplificateurs à faible longueur d'onde

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR40780D Expired FR40780E (fr) 1928-07-09 1931-08-18 Perfectionnements aux amplificateurs à faible longueur d'onde

Country Status (4)

Country Link
US (1) US1850858A (enrdf_load_stackoverflow)
FR (2) FR678056A (enrdf_load_stackoverflow)
GB (1) GB315219A (enrdf_load_stackoverflow)
NL (1) NL29397C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2487460A (en) * 1946-08-06 1949-11-08 Electrical Engineering And Mfg Starter-generator for internalcombustion engines

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2453433A (en) * 1946-06-11 1948-11-09 Jefferson Standard Broadcastin Heat dissipation for electronic tube apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2487460A (en) * 1946-08-06 1949-11-08 Electrical Engineering And Mfg Starter-generator for internalcombustion engines

Also Published As

Publication number Publication date
NL29397C (enrdf_load_stackoverflow)
US1850858A (en) 1932-03-22
FR40780E (fr) 1932-08-23
GB315219A (en) 1930-10-01

Similar Documents

Publication Publication Date Title
FR40780E (fr) Perfectionnements aux amplificateurs à faible longueur d'onde
FR670548A (fr) Perfectionnements aux chaînes
FR660922A (fr) Perfectionnements apportés aux charrues
FR36190E (fr) Perfectionnements apportés aux instruments agricoles à traction mécanique
FR37406E (fr) Perfectionnements apportés aux charrues
FR670929A (fr) Perfectionnements aux amplificateurs à changeur de fréquence
FR649999A (fr) Instrument pour travailler la terre
FR666819A (fr) Amplificateurs filtres
FR670905A (fr) Perfectionnements aux amplificateurs
FR678180A (fr) Perfectionnements aux amplificateurs
FR683624A (fr) Perfectionnements aux amplificateurs
FR702076A (fr) Perfectionnements aux amplificateurs à haute fréquence
FR658439A (fr) Perfectionnements aux charrues rigoleuses
FR717297A (fr) Speculum
FR647522A (fr) Herse
FR672491A (fr) Prétranslateur pour amplificateurs
FR660882A (fr) Perfectionnements aux charrues à tracteur
FR659945A (fr) Perfectionnements aux charrues à tracteur
FR659944A (fr) Perfectionnements aux charrues à tracteur
FR666167A (fr) Perfectionnements aux amplificateurs
FR37226E (fr) Perfectionnement aux amplificateurs à résonance
FR664772A (fr) Perfectionnements aux tracteurs
FR653302A (fr) Perfectionnements aux herses à disques
FR648050A (fr) Scie amovible pour tracteur
FR671781A (fr) Perfectionnements aux amplificateurs radio-téléphoniques