FR577482A - Arrangement for the transformation of mechanical oscillations into electrical oscillations - Google Patents

Arrangement for the transformation of mechanical oscillations into electrical oscillations

Info

Publication number
FR577482A
FR577482A FR577482DA FR577482A FR 577482 A FR577482 A FR 577482A FR 577482D A FR577482D A FR 577482DA FR 577482 A FR577482 A FR 577482A
Authority
FR
France
Prior art keywords
oscillations
transformation
arrangement
electrical
mechanical
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens 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 Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR577482A publication Critical patent/FR577482A/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
    • H04R19/00—Electrostatic transducers
    • H04R19/04—Microphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR577482D 1923-02-21 1924-02-20 Arrangement for the transformation of mechanical oscillations into electrical oscillations Expired FR577482A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE577482X 1923-02-21

Publications (1)

Publication Number Publication Date
FR577482A true FR577482A (en) 1924-09-05

Family

ID=6570214

Family Applications (1)

Application Number Title Priority Date Filing Date
FR577482D Expired FR577482A (en) 1923-02-21 1924-02-20 Arrangement for the transformation of mechanical oscillations into electrical oscillations

Country Status (1)

Country Link
FR (1) FR577482A (en)

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