BE493900A - - Google Patents

Info

Publication number
BE493900A
BE493900A BE493900DA BE493900A BE 493900 A BE493900 A BE 493900A BE 493900D A BE493900D A BE 493900DA BE 493900 A BE493900 A BE 493900A
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 BE493900A publication Critical patent/BE493900A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
    • H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
    • H04B15/06—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder by local oscillators of receivers
    • 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
    • H03D7/08—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 the same two electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Superheterodyne Receivers (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
BE493900D 1949-02-16 BE493900A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL279129X 1949-02-16

Publications (1)

Publication Number Publication Date
BE493900A true BE493900A (de)

Family

ID=19782232

Family Applications (1)

Application Number Title Priority Date Filing Date
BE493900D BE493900A (de) 1949-02-16

Country Status (7)

Country Link
US (1) US2712597A (de)
BE (1) BE493900A (de)
CH (1) CH279129A (de)
DE (1) DE854233C (de)
FR (1) FR1012816A (de)
GB (1) GB693902A (de)
NL (1) NL83682C (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE967593C (de) * 1953-12-25 1957-11-28 Max Braun Fa Additive Trioden-Mischstufe fuer sehr hohe Frequenzen
US2980795A (en) * 1959-12-09 1961-04-18 Hazeltine Research Inc Autodyne converter

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR673718A (fr) * 1928-08-25 1930-01-18 Radiomodulation par les lampes à faible capacité intérieure
US2022085A (en) * 1931-12-14 1935-11-26 Hazeltine Corp Radioreceiver
US2053414A (en) * 1932-02-12 1936-09-08 Rca Corp Heterodyne receiving system
US2034513A (en) * 1933-04-01 1936-03-17 Rca Corp Combined detector oscillator circuit
US2153778A (en) * 1933-04-27 1939-04-11 Rca Corp Circuit arrangement
US2347826A (en) * 1941-10-21 1944-05-02 Lorain County Radio Corp High frequency switching means
US2409577A (en) * 1943-12-03 1946-10-15 Rca Corp Synchronized blocking oscillator
US2516272A (en) * 1945-12-07 1950-07-25 Philco Corp Frequency conversion system
NL76814C (de) * 1947-09-20
NL144910B (nl) * 1949-02-16 Pilkington Brothers Ltd Werkwijze voor het behandelen van een oppervlak van vlak glas en aan een oppervlak behandeld vlak glas, verkregen onder toepassing van deze werkwijze.

Also Published As

Publication number Publication date
US2712597A (en) 1955-07-05
DE854233C (de) 1952-11-04
NL83682C (de)
FR1012816A (fr) 1952-07-17
GB693902A (en) 1953-07-08
CH279129A (de) 1951-11-15

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