AU7827275A - Loudspeaker system - Google Patents

Loudspeaker system

Info

Publication number
AU7827275A
AU7827275A AU78272/75A AU7827275A AU7827275A AU 7827275 A AU7827275 A AU 7827275A AU 78272/75 A AU78272/75 A AU 78272/75A AU 7827275 A AU7827275 A AU 7827275A AU 7827275 A AU7827275 A AU 7827275A
Authority
AU
Australia
Prior art keywords
loudspeaker system
loudspeaker
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
AU78272/75A
Other versions
AU488865B2 (en
Inventor
Frederick Allison Roy
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.)
ALLISON ACOUSTICS Inc
Original Assignee
ALLISON ACOUSTICS Inc
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 ALLISON ACOUSTICS Inc filed Critical ALLISON ACOUSTICS Inc
Application granted granted Critical
Publication of AU488865B2 publication Critical patent/AU488865B2/en
Publication of AU7827275A publication Critical patent/AU7827275A/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 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
    • 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
    • H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for loudspeakers

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)
AU78272/75A 1974-03-01 1975-02-17 Loudspeaker system Expired AU488865B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US44706574A 1974-03-01 1974-03-01
USUS447065 1974-03-01

Publications (2)

Publication Number Publication Date
AU488865B2 AU488865B2 (en) 1976-08-19
AU7827275A true AU7827275A (en) 1976-08-19

Family

ID=

Also Published As

Publication number Publication date
CA1012895A (en) 1977-06-28
BE825962A (en) 1975-06-16
JPS601798B2 (en) 1985-01-17
ES435177A1 (en) 1976-12-01
IT1030246B (en) 1979-03-30
CH591198A5 (en) 1977-09-15
JPS50122925A (en) 1975-09-26
NL7502223A (en) 1975-09-03
FR2262893B1 (en) 1982-10-01
FR2262893A1 (en) 1975-09-26
GB1500199A (en) 1978-02-08
DE2507377A1 (en) 1975-09-04

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