IT1030246B - SPEAKER SYSTEM - Google Patents

SPEAKER SYSTEM

Info

Publication number
IT1030246B
IT1030246B IT6752375A IT6752375A IT1030246B IT 1030246 B IT1030246 B IT 1030246B IT 6752375 A IT6752375 A IT 6752375A IT 6752375 A IT6752375 A IT 6752375A IT 1030246 B IT1030246 B IT 1030246B
Authority
IT
Italy
Prior art keywords
speaker system
speaker
Prior art date
Application number
IT6752375A
Other languages
Italian (it)
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 IT1030246B publication Critical patent/IT1030246B/en

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)
IT6752375A 1974-03-01 1975-02-28 SPEAKER SYSTEM IT1030246B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT1030246B true IT1030246B (en) 1979-03-30

Family

ID=23774870

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6752375A IT1030246B (en) 1974-03-01 1975-02-28 SPEAKER SYSTEM

Country Status (10)

Country Link
JP (1) JPS601798B2 (en)
BE (1) BE825962A (en)
CA (1) CA1012895A (en)
CH (1) CH591198A5 (en)
DE (1) DE2507377A1 (en)
ES (1) ES435177A1 (en)
FR (1) FR2262893B1 (en)
GB (1) GB1500199A (en)
IT (1) IT1030246B (en)
NL (1) NL7502223A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55144475U (en) * 1979-04-02 1980-10-16
CN103796129A (en) * 2012-11-05 2014-05-14 曾山 Coaxial-line array sound box
CN104113800B (en) * 2014-07-25 2018-07-27 无锡杰夫电声股份有限公司 Dumbbell type reflex cabinet with high pitch compensation

Also Published As

Publication number Publication date
BE825962A (en) 1975-06-16
CA1012895A (en) 1977-06-28
JPS601798B2 (en) 1985-01-17
ES435177A1 (en) 1976-12-01
FR2262893A1 (en) 1975-09-26
CH591198A5 (en) 1977-09-15
DE2507377A1 (en) 1975-09-04
AU7827275A (en) 1976-08-19
GB1500199A (en) 1978-02-08
FR2262893B1 (en) 1982-10-01
NL7502223A (en) 1975-09-03
JPS50122925A (en) 1975-09-26

Similar Documents

Publication Publication Date Title
IT1028478B (en) MONAR CARDIOPOL DERIVATION SYSTEM
IT1038938B (en) IMPROVED MEMORY SYSTEM
BR7504984A (en) OPTOELETRONIC FOCUS-DETECTION SYSTEM
BR7500064A (en) REFRIGERATION SYSTEM
SE7512357L (en) TWO-RIGHT BORMS SYSTEM
IT1039146B (en) IMPROVED REGISTRATION SYSTEM
NL7509515A (en) STEREOPHONE SOUND SYSTEM.
IT1038766B (en) RADIO TELEPHONE SYSTEM
SE391625B (en) SPEAKER SYSTEM
IT1031553B (en) DEFLECTION SYSTEM
IT1027866B (en) IMPROVED ADDRESSING SYSTEM
IT1038051B (en) IMPROVED MEMORY SYSTEM
BR7508526A (en) REFRIGERATION SYSTEM
BR7503053A (en) ASSEMBLY LINE SYSTEM
IT1028477B (en) COUNTERPRESSION SYSTEM
SE7507051L (en) ELECTROSTATIC SPEAKER SYSTEM
DK691474A (en) SPEAKER
DK516375A (en) SPAINING LARGE SYSTEM
IT1031649B (en) SUSPENDED TRANSPORT SYSTEM
IT1052434B (en) AUDIO INDICATOR SYSTEM
IT1038941B (en) PERFECTED CALCULATION SYSTEM
SE402395B (en) FOURTELEVISION SYSTEM
IT1049193B (en) COMMUNICATION SYSTEM
IT1038271B (en) PERFECTED COMMUNICATION SYSTEM
BR7502282A (en) TELEPHONE SYSTEM