FR873963A - Perfectionnements apportés aux montages électriques destinés à amplifier et à séparer deux ou plus de deux oscillations - Google Patents

Perfectionnements apportés aux montages électriques destinés à amplifier et à séparer deux ou plus de deux oscillations

Info

Publication number
FR873963A
FR873963A FR873963DA FR873963A FR 873963 A FR873963 A FR 873963A FR 873963D A FR873963D A FR 873963DA FR 873963 A FR873963 A FR 873963A
Authority
FR
France
Prior art keywords
oscillations
amplify
separate
electrical assemblies
assemblies intended
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR873963A publication Critical patent/FR873963A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • 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
    • H01J43/025—Circuits therefor
    • 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)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Television Receiver Circuits (AREA)
FR873963D 1939-10-10 1941-07-07 Perfectionnements apportés aux montages électriques destinés à amplifier et à séparer deux ou plus de deux oscillations Expired FR873963A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL649786X 1939-10-10

Publications (1)

Publication Number Publication Date
FR873963A true FR873963A (fr) 1942-07-24

Family

ID=19792024

Family Applications (1)

Application Number Title Priority Date Filing Date
FR873963D Expired FR873963A (fr) 1939-10-10 1941-07-07 Perfectionnements apportés aux montages électriques destinés à amplifier et à séparer deux ou plus de deux oscillations

Country Status (4)

Country Link
US (1) US2273546A (en, 2012)
BE (1) BE440540A (en, 2012)
FR (1) FR873963A (en, 2012)
GB (1) GB649786A (en, 2012)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE464095A (en, 2012) * 1944-03-25
US2615138A (en) * 1948-10-30 1952-10-21 Rca Corp Beam type electron tube
US2675431A (en) * 1949-08-18 1954-04-13 Nat Union Radio Corp Transit time compensated multiplier tube
US2762916A (en) * 1950-07-13 1956-09-11 Hartford Nat Bank & Trust Co Device comprising an electric discharge tube having a concentrated electron beam
BE507380A (en, 2012) * 1950-11-27
US2975316A (en) * 1958-01-17 1961-03-14 Rca Corp Beam deflection type electron discharge device

Also Published As

Publication number Publication date
GB649786A (en) 1951-01-31
BE440540A (en, 2012) 1941-03-31
US2273546A (en) 1942-02-17

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