FR681048A - Installation intended to generate electric oscillations at constant frequency - Google Patents

Installation intended to generate electric oscillations at constant frequency

Info

Publication number
FR681048A
FR681048A FR681048DA FR681048A FR 681048 A FR681048 A FR 681048A FR 681048D A FR681048D A FR 681048DA FR 681048 A FR681048 A FR 681048A
Authority
FR
France
Prior art keywords
constant frequency
generate electric
electric oscillations
installation intended
installation
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 FR681048A publication Critical patent/FR681048A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03B17/00—Generation of oscillations using radiation source and detector, e.g. with interposed variable obturator
FR681048D 1928-10-26 1929-08-30 Installation intended to generate electric oscillations at constant frequency Expired FR681048A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL681048X 1928-10-26

Publications (1)

Publication Number Publication Date
FR681048A true FR681048A (en) 1930-05-08

Family

ID=19804215

Family Applications (1)

Application Number Title Priority Date Filing Date
FR681048D Expired FR681048A (en) 1928-10-26 1929-08-30 Installation intended to generate electric oscillations at constant frequency

Country Status (1)

Country Link
FR (1) FR681048A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1248119B (en) * 1962-05-11 1967-08-24 Philips Patentverwaltung Device for amplitude modulation of microwaves in waveguides
FR2203221A1 (en) * 1972-10-09 1974-05-10 Ob Melz

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1248119B (en) * 1962-05-11 1967-08-24 Philips Patentverwaltung Device for amplitude modulation of microwaves in waveguides
FR2203221A1 (en) * 1972-10-09 1974-05-10 Ob Melz

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