BE435546A - - Google Patents

Info

Publication number
BE435546A
BE435546A BE435546DA BE435546A BE 435546 A BE435546 A BE 435546A BE 435546D A BE435546D A BE 435546DA BE 435546 A BE435546 A BE 435546A
Authority
BE
Belgium
Prior art keywords
housing
pole pieces
extensions
permanent magnet
diaphragm
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE435546A publication Critical patent/BE435546A/fr

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
    • 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)
BE435546D BE435546A (oth)

Publications (1)

Publication Number Publication Date
BE435546A true BE435546A (oth)

Family

ID=94418

Family Applications (1)

Application Number Title Priority Date Filing Date
BE435546D BE435546A (oth)

Country Status (1)

Country Link
BE (1) BE435546A (oth)

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