FR1001734A - Wide band loudspeaker with dual vibrating system - Google Patents

Wide band loudspeaker with dual vibrating system

Info

Publication number
FR1001734A
FR1001734A FR1001734DA FR1001734A FR 1001734 A FR1001734 A FR 1001734A FR 1001734D A FR1001734D A FR 1001734DA FR 1001734 A FR1001734 A FR 1001734A
Authority
FR
France
Prior art keywords
wide band
vibrating system
band loudspeaker
dual vibrating
dual
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUBALPINE APPARECCHIATURE ELET
Original Assignee
SUBALPINE APPARECCHIATURE ELET
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 SUBALPINE APPARECCHIATURE ELET filed Critical SUBALPINE APPARECCHIATURE ELET
Application granted granted Critical
Publication of FR1001734A publication Critical patent/FR1001734A/en
Expired legal-status Critical Current

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)
FR1001734D 1946-08-13 1946-06-25 Wide band loudspeaker with dual vibrating system Expired FR1001734A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR1001734A true FR1001734A (en) 1952-02-27

Family

ID=11220262

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1001734D Expired FR1001734A (en) 1946-08-13 1946-06-25 Wide band loudspeaker with dual vibrating system

Country Status (2)

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

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3158697A (en) * 1961-04-28 1964-11-24 Akg Akustische Kino Geraete Two-system dynamic earphone
EP0341926A1 (en) * 1988-05-09 1989-11-15 Kh Technology Corporation Loudspeaker
US5418336A (en) * 1990-10-17 1995-05-23 Canon Research Centre Europe Ltd. Sound output device
US5548657A (en) * 1988-05-09 1996-08-20 Kef Audio (Uk) Limited Compound loudspeaker drive unit
US9042594B2 (en) 2010-01-15 2015-05-26 Phl Audio Electrodynamic transducer having a dome and an inner hanging part
US9084056B2 (en) 2010-01-15 2015-07-14 Phl Audio Coaxial speaker system having a compression chamber with a horn

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3158697A (en) * 1961-04-28 1964-11-24 Akg Akustische Kino Geraete Two-system dynamic earphone
EP0341926A1 (en) * 1988-05-09 1989-11-15 Kh Technology Corporation Loudspeaker
WO1989011201A1 (en) * 1988-05-09 1989-11-16 Kef Electronics Limited Loudspeaker
GB2236929A (en) * 1988-05-09 1991-04-17 Kef Electronics Ltd Loudspeaker
GB2236929B (en) * 1988-05-09 1992-11-04 Kef Electronics Ltd Loudspeaker
US5548657A (en) * 1988-05-09 1996-08-20 Kef Audio (Uk) Limited Compound loudspeaker drive unit
US5418336A (en) * 1990-10-17 1995-05-23 Canon Research Centre Europe Ltd. Sound output device
US9042594B2 (en) 2010-01-15 2015-05-26 Phl Audio Electrodynamic transducer having a dome and an inner hanging part
US9084056B2 (en) 2010-01-15 2015-07-14 Phl Audio Coaxial speaker system having a compression chamber with a horn
US9232301B2 (en) 2010-01-15 2016-01-05 Phl Audio Coaxial speaker system having a compression chamber

Also Published As

Publication number Publication date
CH267996A (en) 1950-04-30

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