FR773934A - Audible dial for radio receiver - Google Patents

Audible dial for radio receiver

Info

Publication number
FR773934A
FR773934A FR773934DA FR773934A FR 773934 A FR773934 A FR 773934A FR 773934D A FR773934D A FR 773934DA FR 773934 A FR773934 A FR 773934A
Authority
FR
France
Prior art keywords
radio receiver
audible dial
audible
dial
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)
Inventor
Jean Dreyfus
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 filed Critical
Application granted granted Critical
Publication of FR773934A publication Critical patent/FR773934A/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
    • 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
    • H03J1/041—Pointers, markers, or the like, for tuning dials; Folding dials
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/023—Screens for loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR773934D 1934-06-08 1934-04-16 Audible dial for radio receiver Expired FR773934A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR45595T 1934-06-08
FR46770T 1935-04-25
FR47061T 1935-08-27

Publications (1)

Publication Number Publication Date
FR773934A true FR773934A (en) 1934-11-28

Family

ID=62294743

Family Applications (4)

Application Number Title Priority Date Filing Date
FR773934D Expired FR773934A (en) 1934-06-08 1934-04-16 Audible dial for radio receiver
FR45595D Expired FR45595E (en) 1934-06-08 1934-06-08 Audible dial for radio receiver
FR46770D Expired FR46770E (en) 1934-06-08 1935-04-25 Audible dial for radio receiver
FR47061D Expired FR47061E (en) 1934-06-08 1935-08-27 Audible dial for radio receiver

Family Applications After (3)

Application Number Title Priority Date Filing Date
FR45595D Expired FR45595E (en) 1934-06-08 1934-06-08 Audible dial for radio receiver
FR46770D Expired FR46770E (en) 1934-06-08 1935-04-25 Audible dial for radio receiver
FR47061D Expired FR47061E (en) 1934-06-08 1935-08-27 Audible dial for radio receiver

Country Status (1)

Country Link
FR (4) FR773934A (en)

Also Published As

Publication number Publication date
FR45595E (en) 1935-10-17
FR47061E (en) 1936-12-14
FR46770E (en) 1936-09-11

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