CH267996A - Wideband speaker with double vibrating diaphragm. - Google Patents

Wideband speaker with double vibrating diaphragm.

Info

Publication number
CH267996A
CH267996A CH267996DA CH267996A CH 267996 A CH267996 A CH 267996A CH 267996D A CH267996D A CH 267996DA CH 267996 A CH267996 A CH 267996A
Authority
CH
Switzerland
Prior art keywords
vibrating diaphragm
double vibrating
wideband speaker
wideband
speaker
Prior art date
Application number
Other languages
Italian (it)
Inventor
Anonima Officine Subal Societa
Original Assignee
Anonima Officine Subalpine App
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.)
Filing date
Publication date
Application filed by Anonima Officine Subalpine App filed Critical Anonima Officine Subalpine App
Publication of CH267996A publication Critical patent/CH267996A/en

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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
CH267996D 1946-08-13 1948-02-10 Wideband speaker with double vibrating diaphragm. CH267996A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT267996X 1946-08-13

Publications (1)

Publication Number Publication Date
CH267996A true CH267996A (en) 1950-04-30

Family

ID=11220262

Family Applications (1)

Application Number Title Priority Date Filing Date
CH267996D CH267996A (en) 1946-08-13 1948-02-10 Wideband speaker with double vibrating diaphragm.

Country Status (2)

Country Link
CH (1) CH267996A (en)
FR (1) FR1001734A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT224180B (en) * 1961-04-28 1962-11-12 Akg Akustische Kino Geraete Dynamic headphones based on the two-way system
GB8810943D0 (en) * 1988-05-09 1988-06-15 Kef Electronics Ltd Loudspeaker
US5548657A (en) * 1988-05-09 1996-08-20 Kef Audio (Uk) Limited Compound loudspeaker drive unit
JP3426598B2 (en) * 1990-10-17 2003-07-14 キヤノン オイローパ エヌ．ヴェー． Sound output device
FR2955445B1 (en) 2010-01-15 2013-06-07 Phl Audio ELECTRODYNAMIC TRANSDUCER WITH DOME AND INTERNAL SUSPENSION
FR2955444B1 (en) 2010-01-15 2012-08-03 Phl Audio COAXIAL SPEAKER SYSTEM WITH COMPRESSION CHAMBER

Also Published As

Publication number Publication date
FR1001734A (en) 1952-02-27

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