BE474679A - - Google Patents

Info

Publication number
BE474679A
BE474679A BE474679DA BE474679A BE 474679 A BE474679 A BE 474679A BE 474679D A BE474679D A BE 474679DA BE 474679 A BE474679 A BE 474679A
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 BE474679A publication Critical patent/BE474679A/xx

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
    • H03F1/02—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
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/08—Amplitude modulation by means of variable impedance element
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C7/00—Modulating electromagnetic waves
    • H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Transmitters (AREA)
BE474679D 1942-11-03 BE474679A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US464341A US2393785A (en) 1942-11-03 1942-11-03 Carrier modulation

Publications (1)

Publication Number Publication Date
BE474679A true BE474679A (de)

Family

ID=23843540

Family Applications (1)

Application Number Title Priority Date Filing Date
BE474679D BE474679A (de) 1942-11-03

Country Status (4)

Country Link
US (1) US2393785A (de)
BE (1) BE474679A (de)
FR (1) FR950308A (de)
GB (1) GB567517A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2492168A (en) * 1948-04-03 1949-12-27 Int Standard Electric Corp Modulator
US2577972A (en) * 1948-11-13 1951-12-11 Emi Ltd Circuit arrangement for stabilizing the amplitude of electrical oscillations
NL160833B (nl) * 1950-05-03 Pfizer Werkwijze voor de bereiding van anti-bacteriele kanamycinederivaten en van preparaten die ze bevatten.
US2615983A (en) * 1950-05-05 1952-10-28 Avco Mfg Corp Tuner for television receivers
US2691765A (en) * 1952-04-05 1954-10-12 Bell Telephone Labor Inc Electron discharge device
US3132313A (en) * 1959-08-13 1964-05-05 Alford Andrew Impedance matching filter
US3296520A (en) * 1961-10-26 1967-01-03 William F Griffith Electrically controlled variable resistance
US3343088A (en) * 1963-12-12 1967-09-19 Westinghouse Electric Corp Wideband high efficiency transmitter system
US3766313A (en) * 1972-08-07 1973-10-16 Rca Corp Circuit for transmitting digital signals to conventional television receiver
US3792302A (en) * 1972-12-22 1974-02-12 Raytheon Co Vhf slow wave structure
FR2941269B1 (fr) 2009-01-19 2015-07-03 Peugeot Citroen Automobiles Sa Culasse de moteur de vehicule automobile.

Also Published As

Publication number Publication date
US2393785A (en) 1946-01-29
FR950308A (fr) 1949-09-23
GB567517A (en) 1945-02-16

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