FR837541A - Perfectionnements aux montages de changement de fréquence - Google Patents

Perfectionnements aux montages de changement de fréquence

Info

Publication number
FR837541A
FR837541A FR837541DA FR837541A FR 837541 A FR837541 A FR 837541A FR 837541D A FR837541D A FR 837541DA FR 837541 A FR837541 A FR 837541A
Authority
FR
France
Prior art keywords
frequency change
change assemblies
assemblies
frequency
change
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)
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.)
General Electric Company PLC
Original Assignee
General Electric Company PLC
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 General Electric Company PLC filed Critical General Electric Company PLC
Application granted granted Critical
Publication of FR837541A publication Critical patent/FR837541A/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
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/02—Tubes in which one or a few electrodes are secondary-electron emitting electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • X-Ray Techniques (AREA)
FR837541D 1937-05-04 1938-05-04 Perfectionnements aux montages de changement de fréquence Expired FR837541A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1270737A GB487628A (en) 1937-05-04 1937-05-04 Improvements in electrical circuits for frequency changing

Publications (1)

Publication Number Publication Date
FR837541A true FR837541A (fr) 1939-02-13

Family

ID=10009632

Family Applications (1)

Application Number Title Priority Date Filing Date
FR837541D Expired FR837541A (fr) 1937-05-04 1938-05-04 Perfectionnements aux montages de changement de fréquence

Country Status (2)

Country Link
FR (1) FR837541A (fr)
GB (1) GB487628A (fr)

Also Published As

Publication number Publication date
GB487628A (en) 1938-06-23

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