FR698893A - Advanced graduations for receiver settings - Google Patents

Advanced graduations for receiver settings

Info

Publication number
FR698893A
FR698893A FR698893DA FR698893A FR 698893 A FR698893 A FR 698893A FR 698893D A FR698893D A FR 698893DA FR 698893 A FR698893 A FR 698893A
Authority
FR
France
Prior art keywords
graduations
advanced
receiver settings
settings
receiver
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.)
Parlophone Records Ltd
Original Assignee
Gramophone Co Ltd
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 Gramophone Co Ltd filed Critical Gramophone Co Ltd
Application granted granted Critical
Publication of FR698893A publication Critical patent/FR698893A/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
    • 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
    • H03J1/044—Illumination of the tuning dial; On and off switching of the illumination; Circuits related with illumination
FR698893D 1929-08-26 1930-07-12 Advanced graduations for receiver settings Expired FR698893A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2596329A GB337112A (en) 1929-08-26 1929-08-26 Improvements in or relating to indicating scales such as are used with the tuning controls of wireless receivers

Publications (1)

Publication Number Publication Date
FR698893A true FR698893A (en) 1931-02-06

Family

ID=10236144

Family Applications (1)

Application Number Title Priority Date Filing Date
FR698893D Expired FR698893A (en) 1929-08-26 1930-07-12 Advanced graduations for receiver settings

Country Status (3)

Country Link
FR (1) FR698893A (en)
GB (1) GB337112A (en)
NL (1) NL29222C (en)

Also Published As

Publication number Publication date
NL29222C (en)
GB337112A (en) 1930-10-30

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