FR987144A - Montage changeur de fréquence ou détecteur - Google Patents

Montage changeur de fréquence ou détecteur

Info

Publication number
FR987144A
FR987144A FR987144DA FR987144A FR 987144 A FR987144 A FR 987144A FR 987144D A FR987144D A FR 987144DA FR 987144 A FR987144 A FR 987144A
Authority
FR
France
Prior art keywords
frequency changer
detector mounting
detector
mounting
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
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 FR987144A publication Critical patent/FR987144A/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
    • H03D7/22—Transference of modulation from one carrier to another, e.g. frequency-changing by deflecting an electron beam in a discharge tube
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Particle Accelerators (AREA)
  • Measurement Of Radiation (AREA)
FR987144D 1948-05-14 1949-05-12 Montage changeur de fréquence ou détecteur Expired FR987144A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL275294X 1948-05-14

Publications (1)

Publication Number Publication Date
FR987144A true FR987144A (fr) 1951-08-09

Family

ID=19782108

Family Applications (1)

Application Number Title Priority Date Filing Date
FR987144D Expired FR987144A (fr) 1948-05-14 1949-05-12 Montage changeur de fréquence ou détecteur

Country Status (6)

Country Link
US (1) US2623167A (ja)
CH (1) CH275294A (ja)
DE (1) DE810401C (ja)
FR (1) FR987144A (ja)
GB (1) GB672979A (ja)
NL (2) NL77383C (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2892056A (en) * 1953-08-03 1959-06-23 Rca Corp Cathode ray tube systems
US2832001A (en) * 1954-08-27 1958-04-22 Zenith Radio Corp Electron discharge systems
US2811668A (en) * 1956-05-29 1957-10-29 Gen Dynamics Corp Electron beam deflection control system
NL247526A (ja) * 1959-04-27

Family Cites Families (7)

* 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
NL70203C (ja) * 1930-12-26
US1983172A (en) * 1931-12-21 1934-12-04 Heintz & Kaufman Ltd Modulating system
NL49351C (ja) * 1936-04-06
US2241027A (en) * 1939-11-30 1941-05-06 Rca Corp Electronic musical instrument
US2528187A (en) * 1945-06-04 1950-10-31 Rca Corp Frequency modulation converter system
DE707270C (de) * 1949-04-02 1941-06-18 Fernseh Gmbh Kathodenstrahlschwingungserzeuger

Also Published As

Publication number Publication date
NL77383C (ja)
CH275294A (de) 1951-05-15
NL140460B (nl)
DE810401C (de) 1951-08-09
US2623167A (en) 1952-12-23
GB672979A (en) 1952-05-28

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