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

Similar Documents

Publication Publication Date Title
FR2472325B1 (fr) Transducteur electromecanique
NO802555L (no) Akustisk logge-system.
EP0039740A4 (en) Loud-speaker.
NL7901174A (nl) Luidsprekerstelsel.
IT1194032B (it) Tromba di altoparlante
NL7903908A (nl) Elektro-akoustische transducent.
FR2466931B1 (fr) Transducteur electro-acoustique directionnel
BE886850A (fr) Transducteur magnetique
DK491680A (da) Lyddaempende maatte
IT7927894A0 (it) Trasduttore magnetoresistivo identificatore di posizione.
NL191225C (nl) Elektro-akoestische transducent.
NL7904553A (nl) Geluidssysteembesturing.
IT1108307B (it) Perfezionamenti a dispositivi di selezione di segnali con memoria
IT1124265B (it) Impianto di diffusione sonora a bassissima direttivita
IT1157453B (it) Indumento provvisto di mezzi di riproduzione sonora
IT1098644B (it) Impianto di comunicazione sonora
FR2538124B1 (fr) Systeme acoustique a antennes parametriques multifaisceaux
DD130523A5 (de) Beschallungssystem
IT1159717B (it) Perfezionamenti a dispositivi di selezione di segnali
IT1154054B (it) Trasduttore elettroacustico
JPS5612697A (en) Piezooelectric sound emitting element
JPS55147699A (en) Sound output system
IT1165644B (it) Dispositivo riproduttore di suoni
ES244853Y (es) Megafono
ES255114Y (es) Pez sonoro