FR997373A - Perfectionnements apportés aux ensembles utilisant des tubes électroniques, notamment pour le changement de fréquence - Google Patents

Perfectionnements apportés aux ensembles utilisant des tubes électroniques, notamment pour le changement de fréquence

Info

Publication number
FR997373A
FR997373A FR997373DA FR997373A FR 997373 A FR997373 A FR 997373A FR 997373D A FR997373D A FR 997373DA FR 997373 A FR997373 A FR 997373A
Authority
FR
France
Prior art keywords
assemblies
frequency change
improvements made
electron tubes
tubes
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)
Inventor
Antoine-Jean Merles
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
Application granted granted Critical
Publication of FR997373A publication Critical patent/FR997373A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
    • H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR997373D 1945-07-21 1945-07-21 Perfectionnements apportés aux ensembles utilisant des tubes électroniques, notamment pour le changement de fréquence Expired FR997373A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR997373T 1945-07-21

Publications (1)

Publication Number Publication Date
FR997373A true FR997373A (fr) 1952-01-04

Family

ID=9558595

Family Applications (1)

Application Number Title Priority Date Filing Date
FR997373D Expired FR997373A (fr) 1945-07-21 1945-07-21 Perfectionnements apportés aux ensembles utilisant des tubes électroniques, notamment pour le changement de fréquence

Country Status (2)

Country Link
CH (1) CH257592A (fr)
FR (1) FR997373A (fr)

Also Published As

Publication number Publication date
CH257592A (fr) 1948-10-15

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