DE342839C - - Google Patents

Info

Publication number
DE342839C
DE342839C DENDAT342839D DE342839DA DE342839C DE 342839 C DE342839 C DE 342839C DE NDAT342839 D DENDAT342839 D DE NDAT342839D DE 342839D A DE342839D A DE 342839DA DE 342839 C DE342839 C DE 342839C
Authority
DE
Germany
Prior art keywords
membrane
ring
center
face plate
section
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
DENDAT342839D
Other languages
German (de)
English (en)
Publication of DE342839C publication Critical patent/DE342839C/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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
DENDAT342839D Active DE342839C (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
DE342839C true DE342839C (cg-RX-API-DMAC7.html)

Family

ID=572420

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT342839D Active DE342839C (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
DE (1) DE342839C (cg-RX-API-DMAC7.html)

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