GB8924669D0 - Acoustic box for sound transduction - Google Patents

Acoustic box for sound transduction

Info

Publication number
GB8924669D0
GB8924669D0 GB898924669A GB8924669A GB8924669D0 GB 8924669 D0 GB8924669 D0 GB 8924669D0 GB 898924669 A GB898924669 A GB 898924669A GB 8924669 A GB8924669 A GB 8924669A GB 8924669 D0 GB8924669 D0 GB 8924669D0
Authority
GB
United Kingdom
Prior art keywords
acoustic box
sound transduction
transduction
sound
acoustic
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Withdrawn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
GB898924669A
Other versions
GB2226214A (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.)
GADEA VESES JAVIER
Original Assignee
GADEA VESES JAVIER
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 GADEA VESES JAVIER filed Critical GADEA VESES JAVIER
Publication of GB8924669D0 publication Critical patent/GB8924669D0/en
Publication of GB2226214A publication Critical patent/GB2226214A/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Withdrawn legal-status Critical Current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
    • 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 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
    • H04R1/2834—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm for loudspeaker transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Pinball Game Machines (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
GB8924669A 1988-11-07 1989-11-02 Loudspeaker enclosure Withdrawn GB2226214A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES19888803269U ES1008181Y (en) 1988-11-07 1988-11-07 ACOUSTIC BOX FOR SOUND TRANSDUCTION.

Publications (2)

Publication Number Publication Date
GB8924669D0 true GB8924669D0 (en) 1989-12-20
GB2226214A GB2226214A (en) 1990-06-20

Family

ID=8258687

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8924669A Withdrawn GB2226214A (en) 1988-11-07 1989-11-02 Loudspeaker enclosure

Country Status (8)

Country Link
AU (1) AU4441489A (en)
CA (1) CA2002034A1 (en)
DE (1) DE3937090A1 (en)
ES (1) ES1008181Y (en)
FR (1) FR2638929B3 (en)
GB (1) GB2226214A (en)
IT (1) IT1238108B (en)
PT (1) PT8107Y (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2245450A (en) * 1990-06-19 1992-01-02 Canon Kk Speaker for use in a sound output system
GB2248996A (en) * 1990-10-17 1992-04-22 Canon Res Ct Europe Ltd Speaker assembly
WO1992007449A1 (en) * 1990-10-17 1992-04-30 Canon Research Centre Europe Ltd Sound output device
FR2676322B1 (en) * 1991-05-10 1994-06-10 Charlet Francois ACOUSTIC DEVICE FOR DAMPING AND FILTERING SOUND TRANSMITTERS IN GENERAL AND SPEAKERS IN PARTICULAR.
GB2256773A (en) * 1991-06-12 1992-12-16 Canon Res Ct Europe Ltd Loudspeaker uinit
JP3358836B2 (en) * 1992-12-25 2002-12-24 株式会社東芝 Reflective speaker system
JP3200497B2 (en) * 1993-03-19 2001-08-20 三菱電機株式会社 Semiconductor memory device capable of electrically writing and erasing information and method of manufacturing the same
US6055320A (en) * 1998-02-26 2000-04-25 Soundtube Entertainment Directional horn speaker system
US6574344B1 (en) 1998-02-26 2003-06-03 Soundtube Entertainment, Inc. Directional horn speaker system
DE10015751B4 (en) * 1999-03-31 2005-11-17 Matsushita Electric Industrial Co., Ltd., Kadoma speaker
GB0202284D0 (en) 2002-01-31 2002-03-20 Martin Audio Ltd Directional loudspeaker
US6981570B2 (en) * 2002-05-09 2006-01-03 Dalbec Richard H Loudspeaker system with common low and high frequency horn mounting
DE10346637B4 (en) * 2003-05-20 2005-09-22 Wolfram Hacklinger Broad beam multi-way speaker chassis
GB2520449B (en) 2013-05-31 2015-07-01 Cerberus Black Ltd Acoustic apparatus and operation
CN109275079B (en) * 2017-07-17 2024-02-02 宁波升亚电子有限公司 Equalizer, electroacoustic conversion device with equalizer, and method for manufacturing the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB327759A (en) * 1928-12-17 1930-04-17 Philips Nv Improved method of and apparatus for directing sound
GB1069758A (en) * 1963-09-18 1967-05-24 Frank Bruno Smolarczyk Sound amplification using foamed thermoplastics
WO1983000977A1 (en) * 1981-08-31 1983-03-17 Alan Maxwell Tattersall Loudspeaker horn
US4474258A (en) * 1982-01-11 1984-10-02 Westlund James R Loudspeaker enclosure and waveform energy reflector
GB2211377B (en) * 1987-10-16 1990-12-19 Adamson Acoustic Design Corp Loudspeaker

Also Published As

Publication number Publication date
CA2002034A1 (en) 1990-05-07
ES1008181Y (en) 1989-09-01
IT1238108B (en) 1993-07-07
PT8107U (en) 1990-05-31
GB2226214A (en) 1990-06-20
FR2638929B3 (en) 1991-03-15
PT8107Y (en) 1992-10-30
DE3937090A1 (en) 1990-05-10
ES1008181U (en) 1989-03-16
FR2638929A1 (en) 1990-05-11
AU4441489A (en) 1990-05-10
IT8967951A0 (en) 1989-11-06

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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)