GB0317636D0 - Loudspeaker drive unit - Google Patents

Loudspeaker drive unit

Info

Publication number
GB0317636D0
GB0317636D0 GB0317636A GB0317636A GB0317636D0 GB 0317636 D0 GB0317636 D0 GB 0317636D0 GB 0317636 A GB0317636 A GB 0317636A GB 0317636 A GB0317636 A GB 0317636A GB 0317636 D0 GB0317636 D0 GB 0317636D0
Authority
GB
United Kingdom
Prior art keywords
drive unit
loudspeaker drive
loudspeaker
unit
drive
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.)
Withdrawn
Application number
GB0317636A
Other versions
GB2404520A (en
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.)
Turbosound Ltd
Original Assignee
Turbosound Ltd
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 Turbosound Ltd filed Critical Turbosound Ltd
Priority to GB0317636A priority Critical patent/GB2404520A/en
Publication of GB0317636D0 publication Critical patent/GB0317636D0/en
Publication of GB2404520A publication Critical patent/GB2404520A/en
Withdrawn legal-status Critical Current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 
    • H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/34—Directing or guiding sound by means of a phase plug
    • 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
    • H04R9/022—Cooling arrangements

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
GB0317636A 2003-07-28 2003-07-28 Phase plug equalizer used as heat sink for loudspeaker Withdrawn GB2404520A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0317636A GB2404520A (en) 2003-07-28 2003-07-28 Phase plug equalizer used as heat sink for loudspeaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0317636A GB2404520A (en) 2003-07-28 2003-07-28 Phase plug equalizer used as heat sink for loudspeaker

Publications (2)

Publication Number Publication Date
GB0317636D0 true GB0317636D0 (en) 2003-09-03
GB2404520A GB2404520A (en) 2005-02-02

Family

ID=27799333

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0317636A Withdrawn GB2404520A (en) 2003-07-28 2003-07-28 Phase plug equalizer used as heat sink for loudspeaker

Country Status (1)

Country Link
GB (1) GB2404520A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2955446B1 (en) 2010-01-15 2015-06-05 Phl Audio ELECTRODYNAMIC TRANSDUCER WITH DOME AND FLOATING SUSPENSION
FR2955444B1 (en) 2010-01-15 2012-08-03 Phl Audio COAXIAL SPEAKER SYSTEM WITH COMPRESSION CHAMBER
FR2955445B1 (en) 2010-01-15 2013-06-07 Phl Audio ELECTRODYNAMIC TRANSDUCER WITH DOME AND INTERNAL SUSPENSION
FR2955447B1 (en) 2010-01-15 2012-08-03 Phl Audio ELECTRODYNAMIC TRANSDUCER COMPRISING ACOUSTIC WAVE GUIDE PROVIDING THERMAL DISSIPATION

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3991286A (en) * 1975-06-02 1976-11-09 Altec Corporation Heat dissipating device for loudspeaker voice coil
DE69430776T2 (en) * 1993-04-28 2003-03-27 Matsushita Electric Industrial Co., Ltd. Speaker apparatus
JPH0795679A (en) * 1993-09-22 1995-04-07 Sony Corp Horn speaker

Also Published As

Publication number Publication date
GB2404520A (en) 2005-02-02

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)