FR859831A - Radio device - Google Patents

Radio device

Info

Publication number
FR859831A
FR859831A FR859831DA FR859831A FR 859831 A FR859831 A FR 859831A FR 859831D A FR859831D A FR 859831DA FR 859831 A FR859831 A FR 859831A
Authority
FR
France
Prior art keywords
radio device
radio
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 FR859831A publication Critical patent/FR859831A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/02—Indicating arrangements
    • H03J1/04—Indicating arrangements with optical indicating means
    • H03J1/045—Indication of the tuning band, the bandwidth, tone control, the channel number, the frequency, or the like
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/10—Circuit arrangements for fine tuning, e.g. bandspreading
FR859831D 1938-09-03 1939-09-01 Radio device Expired FR859831A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL533315X 1938-09-03

Publications (1)

Publication Number Publication Date
FR859831A true FR859831A (en) 1940-12-30

Family

ID=19787171

Family Applications (1)

Application Number Title Priority Date Filing Date
FR859831D Expired FR859831A (en) 1938-09-03 1939-09-01 Radio device

Country Status (4)

Country Link
DE (1) DE1081082B (en)
FR (1) FR859831A (en)
GB (1) GB533315A (en)
NL (1) NL58200C (en)

Also Published As

Publication number Publication date
DE1081082B (en) 1960-05-05
GB533315A (en) 1941-02-11
NL58200C (en)

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