FR1063802A - Frequency changer device for high frequency oscillations - Google Patents

Frequency changer device for high frequency oscillations

Info

Publication number
FR1063802A
FR1063802A FR1063802DA FR1063802A FR 1063802 A FR1063802 A FR 1063802A FR 1063802D A FR1063802D A FR 1063802DA FR 1063802 A FR1063802 A FR 1063802A
Authority
FR
France
Prior art keywords
changer device
frequency
oscillations
high frequency
frequency changer
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
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 FR1063802A publication Critical patent/FR1063802A/en
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
    • H03D7/22—Transference of modulation from one carrier to another, e.g. frequency-changing by deflecting an electron beam in a discharge tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Details Of Television Scanning (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
FR1063802D 1951-03-05 1952-03-04 Frequency changer device for high frequency oscillations Expired FR1063802A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL714528X 1951-03-05

Publications (1)

Publication Number Publication Date
FR1063802A true FR1063802A (en) 1954-05-07

Family

ID=19814905

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1063802D Expired FR1063802A (en) 1951-03-05 1952-03-04 Frequency changer device for high frequency oscillations

Country Status (6)

Country Link
US (1) US2775690A (en)
BE (1) BE509676A (en)
DE (1) DE890817C (en)
FR (1) FR1063802A (en)
GB (1) GB714528A (en)
NL (1) NL159610B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2922119A (en) * 1949-11-12 1960-01-19 Zenith Radio Corp Frequency halving synchronized oscillator
DE1139294B (en) * 1956-07-27 1962-11-08 Parsons & Co Sir Howard G Double beam spectrometer
US3009111A (en) * 1957-01-02 1961-11-14 Rca Corp Signal translating system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1988621A (en) * 1930-01-16 1935-01-22 Rca Corp Cathode ray tube heterodyne detector
US2042321A (en) * 1933-01-14 1936-05-26 Rca Corp Oscillating system
GB568684A (en) * 1943-10-11 1945-04-16 Cossor Ltd A C Improvements relating to frequency-changers for superheterodyne radio receivers and the like
US2564063A (en) * 1945-05-30 1951-08-14 Rca Corp Electron discharge device and associated circuits

Also Published As

Publication number Publication date
NL159610B (en)
GB714528A (en) 1954-09-01
US2775690A (en) 1956-12-25
DE890817C (en) 1953-09-21
BE509676A (en)

Similar Documents

Publication Publication Date Title
CH328921A (en) High frequency coupling device
FR1050701A (en) Microwave amplifier device
FR70153E (en) Transmission system for high frequency
FR1063802A (en) Frequency changer device for high frequency oscillations
FR66174E (en) Transmission system for high frequency
FR1068018A (en) Clip-on circuit for television device
FR1037388A (en) Detachable device for spring locks
FR1073929A (en) Amplifier circuit for high frequency transmissions
FR1050517A (en) Coupling device for high frequency tubes
FR72524E (en) Transmission system for high frequency
FR1064297A (en) Frequency changer assembly for high frequency oscillations
FR1051995A (en) Modulator for frequency change
FR1071853A (en) Device for acoustic tracking
FR1055552A (en) Microwave amplifier device
CH303435A (en) Electric device for high frequency.
FR65237E (en) Transmission system for high frequency
FR74355E (en) Transmission system for high frequency
FR1030464A (en) Device for maintaining a constant frequency
FR1049378A (en) Winding device for looms
FR1046907A (en) Device for theodolite
FR1040380A (en) Device for the automatic modulation of frequency currents
FR1043123A (en) Unwinding device for looms
FR1047021A (en) Cooling device for electron tubes
FR929726A (en) Tuning device with inductance elements for radio frequencies
FR1058580A (en) Locking device for looms