GB8826269D0 - Stereo speaker - Google Patents

Stereo speaker

Info

Publication number
GB8826269D0
GB8826269D0 GB888826269A GB8826269A GB8826269D0 GB 8826269 D0 GB8826269 D0 GB 8826269D0 GB 888826269 A GB888826269 A GB 888826269A GB 8826269 A GB8826269 A GB 8826269A GB 8826269 D0 GB8826269 D0 GB 8826269D0
Authority
GB
United Kingdom
Prior art keywords
stereo speaker
stereo
speaker
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Withdrawn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
GB888826269A
Other versions
GB2224908A (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.)
ALMOSSAWI C
Almossawi H I H
Original Assignee
ALMOSSAWI C
Almossawi H I H
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 ALMOSSAWI C, Almossawi H I H filed Critical ALMOSSAWI C
Priority to GB8826269A priority Critical patent/GB2224908A/en
Publication of GB8826269D0 publication Critical patent/GB8826269D0/en
Publication of GB2224908A publication Critical patent/GB2224908A/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Withdrawn legal-status Critical Current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
    • H04R13/00—Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet
    • 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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/02—Loudspeakers
    • 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
    • H04R9/063—Loudspeakers using a plurality of acoustic drivers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Electromagnetism (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
GB8826269A 1988-11-09 1988-11-09 Stereo speaker Withdrawn GB2224908A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8826269A GB2224908A (en) 1988-11-09 1988-11-09 Stereo speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8826269A GB2224908A (en) 1988-11-09 1988-11-09 Stereo speaker

Publications (2)

Publication Number Publication Date
GB8826269D0 true GB8826269D0 (en) 1988-12-14
GB2224908A GB2224908A (en) 1990-05-16

Family

ID=10646601

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8826269A Withdrawn GB2224908A (en) 1988-11-09 1988-11-09 Stereo speaker

Country Status (1)

Country Link
GB (1) GB2224908A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2758043B1 (en) * 1991-06-03 2002-02-15 Dudognon Jean Pierre LOUDSPEAKER BASED ON MAGNETIC SUBSTANCES AND COUPLING THEREOF WITH A CLASSIC SPEAKER
DE102011009615B4 (en) * 2011-01-28 2014-09-04 Christian Matthias Wingerath speaker

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3038964A (en) * 1956-08-06 1962-06-12 Amar G Bose Loudspeaker system
CA1005766A (en) * 1973-02-12 1977-02-22 James R. Westlund Loudspeaker cabinet with sound reflectors
US4633229A (en) * 1982-07-12 1986-12-30 Federal Signal Corporation Electronic outdoor warning siren
US4585090A (en) * 1985-07-09 1986-04-29 Scott Lindsay Isotrophic loudspeaker

Also Published As

Publication number Publication date
GB2224908A (en) 1990-05-16

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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)