BE468893A - - Google Patents

Info

Publication number
BE468893A
BE468893A BE468893DA BE468893A BE 468893 A BE468893 A BE 468893A BE 468893D A BE468893D A BE 468893DA BE 468893 A BE468893 A BE 468893A
Authority
BE
Belgium
Application number
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.)
Publication of BE468893A publication Critical patent/BE468893A/xx

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/04Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers
    • H03F1/06Modifications 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
    • H03F1/07Doherty-type amplifiers
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/04Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers
    • H03F1/06Modifications 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
BE468893D 1939-06-10 BE468893A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US278526A US2238236A (en) 1939-06-10 1939-06-10 Modulation system

Publications (1)

Publication Number Publication Date
BE468893A true BE468893A (ja)

Family

ID=23065316

Family Applications (2)

Application Number Title Priority Date Filing Date
BE468893D BE468893A (ja) 1939-06-10
BE441445D BE441445A (ja) 1939-06-10

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE441445D BE441445A (ja) 1939-06-10

Country Status (3)

Country Link
US (1) US2238236A (ja)
BE (2) BE441445A (ja)
FR (1) FR867663A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2616075A (en) * 1945-06-16 1952-10-28 Rca Corp Signal voltage frequency converter
US2487212A (en) * 1946-06-19 1949-11-08 Zenith Radio Corp High efficiency modulator
NL156682B (nl) * 1949-11-02 Science Union & Cie Werkwijze voor de bereiding van geneeskrachtige dibenzocycloalkylderivaten, werkwijze voor de bereiding van een geneesmiddel hieruit en gevormd geneesmiddel.
US3114107A (en) * 1960-12-06 1963-12-10 Packard Bell Electronics Corp Radio frequency transmitter

Also Published As

Publication number Publication date
BE441445A (ja)
US2238236A (en) 1941-04-15
FR867663A (fr) 1941-11-21

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