DE242465C - - Google Patents

Info

Publication number
DE242465C
DE242465C DENDAT242465D DE242465DA DE242465C DE 242465 C DE242465 C DE 242465C DE NDAT242465 D DENDAT242465 D DE NDAT242465D DE 242465D A DE242465D A DE 242465DA DE 242465 C DE242465 C DE 242465C
Authority
DE
Germany
Prior art keywords
membrane
microphone
metal
soldering
bridge
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
DENDAT242465D
Other languages
German (de)
English (en)
Publication of DE242465C publication Critical patent/DE242465C/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; ELECTRIC HEARING AIDS; 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)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
DENDAT242465D Active DE242465C (https=)

Publications (1)

Publication Number Publication Date
DE242465C true DE242465C (https=)

Family

ID=501667

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT242465D Active DE242465C (https=)

Country Status (1)

Country Link
DE (1) DE242465C (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1166268B (de) * 1961-07-27 1964-03-26 Krone Kg Membran fuer Kohlemikrofone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1166268B (de) * 1961-07-27 1964-03-26 Krone Kg Membran fuer Kohlemikrofone

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