IT1101005B - Impianto di altoparlanti - Google Patents

Impianto di altoparlanti

Info

Publication number
IT1101005B
IT1101005B IT27772/78A IT2777278A IT1101005B IT 1101005 B IT1101005 B IT 1101005B IT 27772/78 A IT27772/78 A IT 27772/78A IT 2777278 A IT2777278 A IT 2777278A IT 1101005 B IT1101005 B IT 1101005B
Authority
IT
Italy
Prior art keywords
loudspeaker system
loudspeaker
Prior art date
Application number
IT27772/78A
Other languages
English (en)
Other versions
IT7827772A0 (it
Original Assignee
Novanex Automation Nv
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 Novanex Automation Nv filed Critical Novanex Automation Nv
Publication of IT7827772A0 publication Critical patent/IT7827772A0/it
Application granted granted Critical
Publication of IT1101005B publication Critical patent/IT1101005B/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
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2823—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material
    • H04R1/2826—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material for loudspeaker transducers
    • 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 
    • H04R1/227—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  using transducers reproducing the same frequency band

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)
  • Details Of Audible-Bandwidth Transducers (AREA)
IT27772/78A 1977-09-15 1978-09-15 Impianto di altoparlanti IT1101005B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7710136,A NL184037C (nl) 1977-09-15 1977-09-15 Luidsprekerstelsel.

Publications (2)

Publication Number Publication Date
IT7827772A0 IT7827772A0 (it) 1978-09-15
IT1101005B true IT1101005B (it) 1985-09-28

Family

ID=19829187

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27772/78A IT1101005B (it) 1977-09-15 1978-09-15 Impianto di altoparlanti

Country Status (5)

Country Link
US (1) US4213515A (it)
DE (1) DE2839111C2 (it)
FR (1) FR2403706A1 (it)
IT (1) IT1101005B (it)
NL (1) NL184037C (it)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4391346A (en) * 1979-10-04 1983-07-05 Naoyuki Murakami Loud-speaker
US4445730A (en) * 1981-07-30 1984-05-01 Cross Jimmie R Speaker cabinet
US4592444A (en) * 1983-02-28 1986-06-03 Perrigo Stephen M Low frequency speaker enclosure
US4524845A (en) * 1983-02-28 1985-06-25 Perrigo Stephen M Low frequency speaker enclosure
FR2623337B1 (it) * 1987-11-18 1990-06-08 Dehaeze Jean Marie
JPH0727750Y2 (ja) * 1988-08-10 1995-06-21 ヤマハ株式会社 音響装置
EP0361445A3 (en) * 1988-09-28 1991-05-22 Yamaha Corporation Acoustic apparatus
US5714721A (en) * 1990-12-03 1998-02-03 Bose Corporation Porting
US5138656A (en) * 1991-05-31 1992-08-11 Abraham Shanes Intercom with transducer enclosure to attenuate resonant frequencies
US5286928A (en) * 1993-04-12 1994-02-15 Borland Nathan J Tunable speaker tube
US5818942A (en) * 1994-11-02 1998-10-06 Freadman; Tommyca Multimedia stereo sound source
US5623132A (en) * 1995-08-18 1997-04-22 Precision Sound Products, Inc. Modular port tuning kit
US5647012A (en) * 1996-06-10 1997-07-08 Han; Sang Wu Tri-chamber speaker box
US5892183A (en) * 1997-07-26 1999-04-06 U.S. Philips Corporation Loudspeaker system having a bass-reflex port
US6062338A (en) * 1997-09-06 2000-05-16 Thompson; Michael A. Loud speaker enclosure
US6546298B1 (en) * 1998-06-17 2003-04-08 Micron Technology, Inc. Speaker apparatus and a computer system incorporating same
FR2819974A1 (fr) * 2001-01-24 2002-07-26 Thomson Licensing Sa Enceinte acoustique et appareil audiovisuel comportant une telle enceinte
US6619424B2 (en) * 2001-07-02 2003-09-16 Harman International Industries, Inc. Speaker enclosure configured to minimize diffraction
US6604602B1 (en) * 2002-09-30 2003-08-12 Chae Yong Kim Separable speaker cover box containing speaker system
EP1949749A1 (en) * 2005-11-09 2008-07-30 Nxp B.V. Arrangement for optimizing the frequency response of an electro-acoustic transducer
US8042647B1 (en) 2009-03-16 2011-10-25 Robert Layton, Jr. Speaker side air supply
US8807269B1 (en) 2012-01-09 2014-08-19 Brian Lucy Loudspeaker enclosure
US10645484B2 (en) 2016-12-23 2020-05-05 Tadeusz Kwolek Loudspeaker cabinets, systems, and methods of construction

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL278736A (it) *
GB337264A (en) * 1929-12-13 1930-10-30 Celestion Ltd Improvements relating to acoustic instruments
US2971598A (en) * 1956-08-23 1961-02-14 Sieler George Jerome Loud speaker
US3150739A (en) * 1962-09-04 1964-09-29 Dones Raymon Loud speaker enclosure
US3142353A (en) * 1962-10-25 1964-07-28 Carmine V Todisco Speaker enclosure
JPS4936416B1 (it) * 1970-02-27 1974-09-30
US3892288A (en) * 1971-10-02 1975-07-01 Monitron Ind Speaker enclosure

Also Published As

Publication number Publication date
DE2839111C2 (de) 1986-09-11
FR2403706B3 (it) 1981-01-30
FR2403706A1 (fr) 1979-04-13
NL184037C (nl) 1989-03-16
US4213515A (en) 1980-07-22
NL7710136A (nl) 1979-03-19
IT7827772A0 (it) 1978-09-15
DE2839111A1 (de) 1979-03-29

Similar Documents

Publication Publication Date Title
NL7806156A (nl) Luidsprekersysteem.
SE7806221L (sv) Hogtalare
SE7810439L (sv) Kommunikationssystem
IT1101005B (it) Impianto di altoparlanti
DK197678A (da) Hoejttaler
BE863067A (nl) Bypass - doorspoelsysteem
SE7804577L (sv) Kommunikationsanleggning
AT364384B (de) Schwingsystem
SE7808911L (sv) Telekommunikationssystem
AT360098B (de) Lautsprecher
SE7809170L (sv) Telekommunikationssystem
FI782267A (fi) System foer pyrolytisk foerbraenning av trae- och annat avfall
AT364318B (de) Bauelementsystem
FI782046A (fi) Telekommunikationssystem
BE851924A (fr) Systeme haut-parleur
PL208438A1 (pl) System lacznosci
FI772475A (fi) Anvaendning av magnetiskt system
NL186613C (nl) Luidsprekersysteem.
DK197578A (da) Hoejttaler
FI781974A (fi) System foer uppvaermning av byggningar
NO780265L (no) Radiosystem
DK386177A (da) Hydravermeanlaeg
BE859835A (nl) Antriebssystem
SE7705463L (sv) Sophanteringssystem
SE7701105L (sv) Stedsystem