FR803289A - Suppression de radiations dans les récepteurs hétérodynes - Google Patents

Suppression de radiations dans les récepteurs hétérodynes

Info

Publication number
FR803289A
FR803289A FR803289DA FR803289A FR 803289 A FR803289 A FR 803289A FR 803289D A FR803289D A FR 803289DA FR 803289 A FR803289 A FR 803289A
Authority
FR
France
Prior art keywords
heterodyne
receptors
suppression
radiation
heterodyne receptors
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Loewe Opta GmbH
Original Assignee
Loewe Opta GmbH
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 by Loewe Opta GmbH filed Critical Loewe Opta GmbH
Application granted granted Critical
Publication of FR803289A publication Critical patent/FR803289A/fr
Expired legal-status Critical Current

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
FR803289D 1935-03-12 1936-03-11 Suppression de radiations dans les récepteurs hétérodynes Expired FR803289A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE458147X 1935-03-12
DE2147556X 1935-04-06

Publications (1)

Publication Number Publication Date
FR803289A true FR803289A (fr) 1936-09-26

Family

ID=32043851

Family Applications (2)

Application Number Title Priority Date Filing Date
FR803289D Expired FR803289A (fr) 1935-03-12 1936-03-11 Suppression de radiations dans les récepteurs hétérodynes
FR47248D Expired FR47248E (fr) 1935-03-12 1936-04-04 Suppression de radiations dans les récepteurs hétérodynes

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR47248D Expired FR47248E (fr) 1935-03-12 1936-04-04 Suppression de radiations dans les récepteurs hétérodynes

Country Status (5)

Country Link
US (2) US2131194A (enrdf_load_stackoverflow)
BE (2) BE414283A (enrdf_load_stackoverflow)
FR (2) FR803289A (enrdf_load_stackoverflow)
GB (2) GB458147A (enrdf_load_stackoverflow)
NL (1) NL46582C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH343469A (de) * 1955-08-19 1959-12-31 Hazeltine Corp Schaltung zur Verhinderung der Überführung einer Schwingung vorbestimmter Frequenz vom Ausgangskreis eines Verstärkers in seinen Eingangskreis
NL254367A (enrdf_load_stackoverflow) * 1959-08-08

Also Published As

Publication number Publication date
BE414283A (enrdf_load_stackoverflow) 1936-04-30
FR47248E (fr) 1937-02-20
BE414854A (enrdf_load_stackoverflow)
GB458147A (en) 1936-12-14
US2147556A (en) 1939-02-14
NL46582C (enrdf_load_stackoverflow) 1939-09-15
US2131194A (en) 1938-09-27
GB458149A (en) 1936-12-14

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