BE470385A - - Google Patents

Info

Publication number
BE470385A
BE470385A BE470385DA BE470385A BE 470385 A BE470385 A BE 470385A BE 470385D A BE470385D A BE 470385DA BE 470385 A BE470385 A BE 470385A
Authority
BE
Belgium
Application number
Priority date (The priority date 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 date listed.)
Publication of BE470385A publication Critical patent/BE470385A/xx

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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction
    • H04R9/047—Construction in which the windings of the moving coil lay in the same plane
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/08—Microphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
BE470385D 1946-01-08 BE470385A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH939508X 1946-01-08

Publications (1)

Publication Number Publication Date
BE470385A true BE470385A (enrdf_load_html_response)

Family

ID=4549305

Family Applications (1)

Application Number Title Priority Date Filing Date
BE470385D BE470385A (enrdf_load_html_response) 1946-01-08

Country Status (4)

Country Link
BE (1) BE470385A (enrdf_load_html_response)
CH (1) CH256014A (enrdf_load_html_response)
FR (1) FR939508A (enrdf_load_html_response)
LU (1) LU28277A1 (enrdf_load_html_response)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2691148A (en) * 1950-06-24 1954-10-05 Rca Corp Ultrasonic transducer
SU581600A1 (ru) * 1975-01-14 1977-11-25 Kasatkin Aleksej F Ленточный громкоговоритель
US4081627A (en) * 1976-12-27 1978-03-28 Audio Research Corporation Electromagnetic bipolar loud speaker

Also Published As

Publication number Publication date
FR939508A (fr) 1948-11-17
CH256014A (it) 1948-07-31
LU28277A1 (enrdf_load_html_response)

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