BE433230A - - Google Patents

Info

Publication number
BE433230A
BE433230A BE433230DA BE433230A BE 433230 A BE433230 A BE 433230A BE 433230D A BE433230D A BE 433230DA BE 433230 A BE433230 A BE 433230A
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 BE433230A publication Critical patent/BE433230A/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
    • H03C1/62—Modulators in which amplitude of carrier component in output is dependent upon strength of modulating signal, e.g. no carrier output when no modulating signal is present
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/44—Transmit/receive switching
    • H04B1/46—Transmit/receive switching by voice-frequency signals; by pilot signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplitude Modulation (AREA)
BE433230D 1938-03-19 BE433230A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE214301X 1938-03-19

Publications (1)

Publication Number Publication Date
BE433230A true BE433230A (en:Method)

Family

ID=5817983

Family Applications (1)

Application Number Title Priority Date Filing Date
BE433230D BE433230A (en:Method) 1938-03-19

Country Status (5)

Country Link
US (1) US2232080A (en:Method)
BE (1) BE433230A (en:Method)
CH (1) CH214301A (en:Method)
FR (1) FR851465A (en:Method)
NL (1) NL56601C (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2521052A (en) * 1946-03-30 1950-09-05 Bendix Aviat Corp Controlled carrier transmitter
US2671849A (en) * 1950-11-22 1954-03-09 Automatic Elect Lab Automatic volume control for alternating current
NL178382B (nl) * 1953-05-18 Kollmorgen Photocircuits Werkwijze voor het vervaardigen van een gedrukte schakeling op een geisoleerde basisplaat.
DE1054125B (de) * 1956-02-18 1959-04-02 Siemens Ag Anordnung zum automatischen Ein- und Ausschalten der Sender einer drahtlosen Fernschreib-Telegrafieverbindung
US3397401A (en) * 1966-05-27 1968-08-13 Hughes Aircraft Co Voice operated communication system
FR2655790B1 (fr) * 1989-12-08 1992-01-24 Thomson Tubes Electroniques Tube a grille a rendement ameliore.

Also Published As

Publication number Publication date
FR851465A (fr) 1940-01-09
CH214301A (de) 1941-04-15
NL56601C (en:Method)
US2232080A (en) 1941-02-18

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