FR937997A - Frequency changer assembly - Google Patents

Frequency changer assembly

Info

Publication number
FR937997A
FR937997A FR937997DA FR937997A FR 937997 A FR937997 A FR 937997A FR 937997D A FR937997D A FR 937997DA FR 937997 A FR937997 A FR 937997A
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 FR937997A publication Critical patent/FR937997A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • 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
    • H03D7/08—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 the same two electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
FR937997D 1944-08-19 1946-09-27 Frequency changer assembly Expired FR937997A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL628029X 1944-08-19

Publications (1)

Publication Number Publication Date
FR937997A true FR937997A (en) 1948-09-01

Family

ID=19788646

Family Applications (1)

Application Number Title Priority Date Filing Date
FR937997D Expired FR937997A (en) 1944-08-19 1946-09-27 Frequency changer assembly

Country Status (2)

Country Link
FR (1) FR937997A (en)
GB (1) GB628029A (en)

Also Published As

Publication number Publication date
GB628029A (en) 1949-08-19

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