BE496097A - - Google Patents

Info

Publication number
BE496097A
BE496097A BE496097DA BE496097A BE 496097 A BE496097 A BE 496097A BE 496097D A BE496097D A BE 496097DA BE 496097 A BE496097 A BE 496097A
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 BE496097A publication Critical patent/BE496097A/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
    • H04R9/025—Magnetic circuit
    • 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
    • H04R9/06—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
BE496097D 1949-06-04 BE496097A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US97234A US2534157A (en) 1949-06-04 1949-06-04 Sound reproducing device

Publications (1)

Publication Number Publication Date
BE496097A true BE496097A (en)

Family

ID=22262326

Family Applications (1)

Application Number Title Priority Date Filing Date
BE496097D BE496097A (en) 1949-06-04

Country Status (3)

Country Link
US (1) US2534157A (en)
BE (1) BE496097A (en)
GB (1) GB672467A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125647A (en) * 1964-03-17 Frequency-o cycles sec
GB698695A (en) * 1951-01-11 1953-10-21 Lustraphone Ltd Improvements in or relating to microphones
US3046362A (en) * 1956-11-06 1962-07-24 Stanley F White Speaker
US3573396A (en) * 1964-02-05 1971-04-06 Electronic Res Ass Loudspeaker having improved diaphragm
US3679844A (en) * 1970-08-27 1972-07-25 Alpha Products Inc Moving coil loudspeaker using thin magnet
DE2236374C3 (en) * 1972-07-25 1975-01-16 Josef Wilhelm 8725 Arnstein Manger Electroacoustic transducer system
US4306121A (en) * 1979-04-12 1981-12-15 Instrument Systems Corporation Electro-acoustic transducer assembly

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2197649A (en) * 1936-11-14 1940-04-16 Cinaudagraph Corp Loudspeaker and method of formation
GB549643A (en) * 1941-05-27 1942-12-01 Standard Telephones Cables Ltd Improvements in or relating to telephone transmitters and receivers

Also Published As

Publication number Publication date
US2534157A (en) 1950-12-12
GB672467A (en) 1952-05-21

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