BE450187A - - Google Patents

Info

Publication number
BE450187A
BE450187A BE450187DA BE450187A BE 450187 A BE450187 A BE 450187A BE 450187D A BE450187D A BE 450187DA BE 450187 A BE450187 A BE 450187A
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 BE450187A publication Critical patent/BE450187A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
    • H03D7/10—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between different pairs of electrodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
    • 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
    • H03F1/26—Modifications of amplifiers to reduce influence of noise generated by amplifying elements
    • H03F1/28—Modifications of amplifiers to reduce influence of noise generated by amplifying elements in discharge-tube amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
BE450187D 1942-04-16 BE450187A (en:Method)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL245848X 1942-04-16
NL2486076X 1943-02-23

Publications (1)

Publication Number Publication Date
BE450187A true BE450187A (en:Method)

Family

ID=32232797

Family Applications (1)

Application Number Title Priority Date Filing Date
BE450187D BE450187A (en:Method) 1942-04-16

Country Status (6)

Country Link
US (1) US2486076A (en:Method)
BE (1) BE450187A (en:Method)
CH (1) CH245848A (en:Method)
FR (2) FR894004A (en:Method)
GB (1) GB613681A (en:Method)
NL (1) NL60694C (en:Method)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL70859C (en:Method) * 1947-08-14
BE484503A (en:Method) * 1947-08-25
US2662939A (en) * 1949-04-02 1953-12-15 Nowak Karl High selectivity amplifier
US2659776A (en) * 1949-05-13 1953-11-17 Nowak Karl Selective receiving and amplifying circuit
US2662172A (en) * 1950-02-21 1953-12-08 Sperry Prod Inc Oscillator cancellation frequency converter
US2713118A (en) * 1951-05-04 1955-07-12 Robert W Hart Communication system
US2963660A (en) * 1954-04-02 1960-12-06 Northrop Corp Signal frequency converter
DE1081514B (de) * 1957-02-05 1960-05-12 Deutsche Bundespost Breitbandverstaerkerstufe

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB509398A (en) * 1937-12-14 1939-07-14 James Robinson Improvements in retroactive valve apparatus
US2227604A (en) * 1938-01-29 1941-01-07 Rca Corp Ultra high frequency device
US2256067A (en) * 1938-05-27 1941-09-16 Rca Corp Receiver selectivity control

Also Published As

Publication number Publication date
FR894004A (fr) 1944-12-12
US2486076A (en) 1949-10-25
CH245848A (de) 1946-11-30
GB613681A (en) 1948-12-01
FR53342E (fr) 1945-10-16
NL60694C (en:Method)

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