IT1124265B - Impianto di diffusione sonora a bassissima direttivita - Google Patents

Impianto di diffusione sonora a bassissima direttivita

Info

Publication number
IT1124265B
IT1124265B IT40023/79A IT4002379A IT1124265B IT 1124265 B IT1124265 B IT 1124265B IT 40023/79 A IT40023/79 A IT 40023/79A IT 4002379 A IT4002379 A IT 4002379A IT 1124265 B IT1124265 B IT 1124265B
Authority
IT
Italy
Prior art keywords
sound system
low directivity
directivity
low
sound
Prior art date
Application number
IT40023/79A
Other languages
English (en)
Other versions
IT7940023A0 (it
Original Assignee
Harp Sas Di Gatti Lugi & C
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 Harp Sas Di Gatti Lugi & C filed Critical Harp Sas Di Gatti Lugi & C
Priority to IT40023/79A priority Critical patent/IT1124265B/it
Publication of IT7940023A0 publication Critical patent/IT7940023A0/it
Priority to EP80830008A priority patent/EP0015245A1/en
Priority to US06/121,301 priority patent/US4312420A/en
Application granted granted Critical
Publication of IT1124265B publication Critical patent/IT1124265B/it

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
    • H04R1/32—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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
IT40023/79A 1979-02-16 1979-02-16 Impianto di diffusione sonora a bassissima direttivita IT1124265B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT40023/79A IT1124265B (it) 1979-02-16 1979-02-16 Impianto di diffusione sonora a bassissima direttivita
EP80830008A EP0015245A1 (en) 1979-02-16 1980-02-12 A sound diffusion plant with very low directivity
US06/121,301 US4312420A (en) 1979-02-16 1980-02-13 Sound diffusion plant with very low directivity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT40023/79A IT1124265B (it) 1979-02-16 1979-02-16 Impianto di diffusione sonora a bassissima direttivita

Publications (2)

Publication Number Publication Date
IT7940023A0 IT7940023A0 (it) 1979-02-16
IT1124265B true IT1124265B (it) 1986-05-07

Family

ID=11246703

Family Applications (1)

Application Number Title Priority Date Filing Date
IT40023/79A IT1124265B (it) 1979-02-16 1979-02-16 Impianto di diffusione sonora a bassissima direttivita

Country Status (3)

Country Link
US (1) US4312420A (it)
EP (1) EP0015245A1 (it)
IT (1) IT1124265B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2580886B1 (fr) * 1985-04-18 1989-01-13 Kobus Stanislas Enceinte acoustique multivoie
JP2673002B2 (ja) * 1989-03-31 1997-11-05 株式会社ケンウッド スピーカシステム
TW203674B (it) * 1991-07-09 1993-04-11 Tong Hoon Sohn
US6015026A (en) * 1997-06-06 2000-01-18 Owens-Corning Fiberglas Technology, Inc. Acoustical diffuser assembly and method of installation

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2969848A (en) * 1958-05-08 1961-01-31 Claude C Farwell Bass speaker enclosure
US3076520A (en) * 1959-05-21 1963-02-05 Claude C Farwell Loud speaker
US3059720A (en) * 1959-07-27 1962-10-23 Ling Temco Vought Inc High frequency loudspeakers
US3145265A (en) * 1961-04-10 1964-08-18 Tamura Yoshiaki Sound reproduction apparatus
US3350514A (en) * 1964-06-22 1967-10-31 Walter G Finch Radially broadcasting speaker system
GB1174415A (en) * 1966-01-03 1969-12-17 Alfonso Rizo-Patron Speaker System.
US3735336A (en) * 1971-03-10 1973-05-22 Ampex Acoustic lens
US3909531A (en) * 1974-03-25 1975-09-30 Custom Electronics Inc Acoustic transducer system
DE2701080A1 (de) * 1977-01-12 1978-07-13 Feller Umlaufend ausgebildetes schallwiedergabesystem mit hornartigem charakter
US4130174A (en) * 1977-05-25 1978-12-19 Audioanalyst, Inc. Loudspeaker

Also Published As

Publication number Publication date
US4312420A (en) 1982-01-26
IT7940023A0 (it) 1979-02-16
EP0015245A1 (en) 1980-09-03

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