DE84101C - - Google Patents

Info

Publication number
DE84101C
DE84101C DENDAT84101D DE84101DA DE84101C DE 84101 C DE84101 C DE 84101C DE NDAT84101 D DENDAT84101 D DE NDAT84101D DE 84101D A DE84101D A DE 84101DA DE 84101 C DE84101 C DE 84101C
Authority
DE
Germany
Prior art keywords
microphone
microphones
axis
circuit
alternately
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.)
Active
Application number
DENDAT84101D
Other languages
German (de)
English (en)
Publication of DE84101C publication Critical patent/DE84101C/de
Active 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
    • H04R21/00—Variable-resistance transducers
    • H04R21/02—Microphones
    • H04R21/021—Microphones with granular resistance material

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
DENDAT84101D Active DE84101C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE84101C true DE84101C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=356361

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT84101D Active DE84101C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE84101C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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