FR898221A - Assembly intended for the frequency modulation of electrical oscillations - Google Patents

Assembly intended for the frequency modulation of electrical oscillations

Info

Publication number
FR898221A
FR898221A FR898221DA FR898221A FR 898221 A FR898221 A FR 898221A FR 898221D A FR898221D A FR 898221DA FR 898221 A FR898221 A FR 898221A
Authority
FR
France
Prior art keywords
frequency modulation
electrical oscillations
assembly intended
assembly
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
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 FR898221A publication Critical patent/FR898221A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
    • H03C3/14—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit
FR898221D 1942-09-23 1943-09-21 Assembly intended for the frequency modulation of electrical oscillations Expired FR898221A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL898221X 1942-09-23

Publications (1)

Publication Number Publication Date
FR898221A true FR898221A (en) 1945-04-13

Family

ID=19856265

Family Applications (1)

Application Number Title Priority Date Filing Date
FR898221D Expired FR898221A (en) 1942-09-23 1943-09-21 Assembly intended for the frequency modulation of electrical oscillations

Country Status (2)

Country Link
BE (1) BE452432A (en)
FR (1) FR898221A (en)

Also Published As

Publication number Publication date
BE452432A (en)

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