FR936844A - Frequency changer assembly - Google Patents

Frequency changer assembly

Info

Publication number
FR936844A
FR936844A FR936844DA FR936844A FR 936844 A FR936844 A FR 936844A FR 936844D A FR936844D A FR 936844DA FR 936844 A FR936844 A FR 936844A
Authority
FR
France
Prior art keywords
frequency changer
changer assembly
assembly
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 FR936844A publication Critical patent/FR936844A/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
    • H03D7/06—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
    • 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
FR936844D 1944-11-03 1946-11-20 Frequency changer assembly Expired FR936844A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE261237X 1944-11-03

Publications (1)

Publication Number Publication Date
FR936844A true FR936844A (en) 1948-07-30

Family

ID=3866751

Family Applications (1)

Application Number Title Priority Date Filing Date
FR936844D Expired FR936844A (en) 1944-11-03 1946-11-20 Frequency changer assembly

Country Status (6)

Country Link
US (1) US2577489A (en)
CH (1) CH261237A (en)
DE (1) DE807629C (en)
FR (1) FR936844A (en)
GB (1) GB623162A (en)
NL (1) NL66625C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE497412A (en) * 1949-08-09
US2833990A (en) * 1955-11-21 1958-05-06 Collins Radio Co Controlled oscillator means utilizing gated-beam tubes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR767812A (en) * 1933-01-31 1934-07-24
US2033986A (en) * 1933-12-08 1936-03-17 Rca Corp Frequency converter
NL46575C (en) * 1935-01-31
US2122283A (en) * 1937-03-09 1938-06-28 Rca Corp Frequency converter
US2141750A (en) * 1937-06-19 1938-12-27 Rca Corp Frequency converter
US2252584A (en) * 1939-05-09 1941-08-12 Philips Nv Mixing circuit in superheterodyne receivers
GB547737A (en) * 1941-02-07 1942-09-09 Standard Telephones Cables Ltd Improvements in or relating to radio receivers

Also Published As

Publication number Publication date
US2577489A (en) 1951-12-04
NL66625C (en)
DE807629C (en) 1951-07-02
CH261237A (en) 1949-04-30
GB623162A (en) 1949-05-12

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