BE477470A - - Google Patents

Info

Publication number
BE477470A
BE477470A BE477470DA BE477470A BE 477470 A BE477470 A BE 477470A BE 477470D A BE477470D A BE 477470DA BE 477470 A BE477470 A BE 477470A
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE477470A publication Critical patent/BE477470A/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
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/16—Amplitude modulation by means of discharge device having at least three electrodes
    • H03C1/18—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid
    • H03C1/20—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid modulating signal applied to anode
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/16—Amplitude modulation by means of discharge device having at least three electrodes
    • H03C1/18—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid
    • H03C1/22—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid modulating signal applied to same grid
    • 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
    • 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
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/38—Impedance-matching networks
    • H03H7/383—Impedance-matching networks comprising distributed impedance elements together with lumped impedance elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Amplifiers (AREA)
BE477470D 1939-07-29 1947-11-20 BE477470A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR861403T 1939-07-29

Publications (1)

Publication Number Publication Date
BE477470A true BE477470A (fr) 1948-05-30

Family

ID=32232260

Family Applications (1)

Application Number Title Priority Date Filing Date
BE477470D BE477470A (fr) 1939-07-29 1947-11-20

Country Status (4)

Country Link
US (1) US2523311A (fr)
BE (1) BE477470A (fr)
CH (1) CH271263A (fr)
FR (1) FR861403A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB745947A (en) * 1953-08-12 1956-03-07 Marconi Wireless Telegraph Co Improvements in or relating to wide band grid modulated thermionic valve amplifiers
DE951638C (de) * 1954-08-27 1956-10-31 Lorenz C Ag Modulator, insbesondere in Gitterbasis-Schaltung, vorzugsweise fuer Dezimeterwellen und UKW

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2259658A (en) * 1936-06-10 1941-10-21 Philco Radio & Television Corp Modulating system
US2301160A (en) * 1937-12-31 1942-11-03 Rca Corp Modulation system
BE432342A (fr) * 1938-01-29
GB542226A (en) * 1940-07-30 1941-12-31 Materiel Telephonique Coupling circuits for electronic discharge devices

Also Published As

Publication number Publication date
CH271263A (fr) 1950-10-15
FR861403A (fr) 1941-02-19
US2523311A (en) 1950-09-26

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