FR734026A - Device for electromagnetic recording of sound vibrations - Google Patents

Device for electromagnetic recording of sound vibrations

Info

Publication number
FR734026A
FR734026A FR734026DA FR734026A FR 734026 A FR734026 A FR 734026A FR 734026D A FR734026D A FR 734026DA FR 734026 A FR734026 A FR 734026A
Authority
FR
France
Prior art keywords
sound vibrations
electromagnetic recording
electromagnetic
recording
vibrations
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.)
CARL LINDSTROM AG
Original Assignee
CARL LINDSTROM AG
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 CARL LINDSTROM AG filed Critical CARL LINDSTROM AG
Application granted granted Critical
Publication of FR734026A publication Critical patent/FR734026A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Rotational Drive Of Disk (AREA)
FR734026D 1931-04-08 1932-03-23 Device for electromagnetic recording of sound vibrations Expired FR734026A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE387540X 1931-04-08

Publications (1)

Publication Number Publication Date
FR734026A true FR734026A (en) 1932-10-14

Family

ID=6371141

Family Applications (1)

Application Number Title Priority Date Filing Date
FR734026D Expired FR734026A (en) 1931-04-08 1932-03-23 Device for electromagnetic recording of sound vibrations

Country Status (2)

Country Link
FR (1) FR734026A (en)
GB (1) GB387540A (en)

Also Published As

Publication number Publication date
GB387540A (en) 1933-02-09

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