BE502653A - - Google Patents

Info

Publication number
BE502653A
BE502653A BE502653DA BE502653A BE 502653 A BE502653 A BE 502653A BE 502653D A BE502653D A BE 502653DA BE 502653 A BE502653 A BE 502653A
Authority
BE
Belgium
Prior art keywords
chamber
housing
membrane
sep
magnetic
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE502653A publication Critical patent/BE502653A/fr

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
    • H04R13/00—Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
BE502653D BE502653A (OSRAM)

Publications (1)

Publication Number Publication Date
BE502653A true BE502653A (OSRAM)

Family

ID=144101

Family Applications (1)

Application Number Title Priority Date Filing Date
BE502653D BE502653A (OSRAM)

Country Status (1)

Country Link
BE (1) BE502653A (OSRAM)

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