BE825962A - Perfectionnements aux systemes haut-parleurs audiofrequences destines a etre installes dans une piece - Google Patents

Perfectionnements aux systemes haut-parleurs audiofrequences destines a etre installes dans une piece

Info

Publication number
BE825962A
BE825962A BE153723A BE153723A BE825962A BE 825962 A BE825962 A BE 825962A BE 153723 A BE153723 A BE 153723A BE 153723 A BE153723 A BE 153723A BE 825962 A BE825962 A BE 825962A
Authority
BE
Belgium
Prior art keywords
audio
room
frequency speaker
speaker systems
systems intended
Prior art date
Application number
BE153723A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE825962A publication Critical patent/BE825962A/xx

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)
BE153723A 1974-03-01 1975-02-25 Perfectionnements aux systemes haut-parleurs audiofrequences destines a etre installes dans une piece BE825962A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE825962A true BE825962A (fr) 1975-06-16

Family

ID=23774870

Family Applications (1)

Application Number Title Priority Date Filing Date
BE153723A BE825962A (fr) 1974-03-01 1975-02-25 Perfectionnements aux systemes haut-parleurs audiofrequences destines a etre installes dans une piece

Country Status (10)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104113800A (zh) * 2014-07-25 2014-10-22 无锡杰夫电声有限公司 具有高音补偿的哑铃式倒相音箱

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55144475U (show.php) * 1979-04-02 1980-10-16
CN103796129A (zh) * 2012-11-05 2014-05-14 曾山 一种同轴线阵列音箱

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104113800A (zh) * 2014-07-25 2014-10-22 无锡杰夫电声有限公司 具有高音补偿的哑铃式倒相音箱

Also Published As

Publication number Publication date
ES435177A1 (es) 1976-12-01
CA1012895A (en) 1977-06-28
JPS50122925A (show.php) 1975-09-26
JPS601798B2 (ja) 1985-01-17
IT1030246B (it) 1979-03-30
NL7502223A (nl) 1975-09-03
GB1500199A (en) 1978-02-08
CH591198A5 (show.php) 1977-09-15
FR2262893B1 (show.php) 1982-10-01
FR2262893A1 (show.php) 1975-09-26
AU7827275A (en) 1976-08-19
DE2507377A1 (de) 1975-09-04

Similar Documents

Publication Publication Date Title
FR2284745A1 (fr) Panneau transparent a proprietes acoustiques ameliorees
DK507175A (da) Rorledningskobling
DK336175A (da) Hi fi hojtalerkabinet
BE829018A (fr) Perfectionnements aux panneaux en treillis
FR2283349A1 (fr) Perfectionnements apportes aux dispositifs destines a etre fixes dans une cavite d'un mur
ZA755494B (en) Improvements in or relating to extruded plastic mesh
IT1053151B (it) Mobile per insegnamento audio visivo
FR2292826A1 (fr) Perfectionnements apportes aux grilles
SE7501673L (sv) Hogtalare
SE7514236L (sv) Dreneringsrorledning
IS2272A7 (is) Vinda til að innbyrða snurpinót
BE806010A (fr) Perfectionnements aux systemes telephoniques
BE825962A (fr) Perfectionnements aux systemes haut-parleurs audiofrequences destines a etre installes dans une piece
NL7408966A (nl) Luidspreker met een membraan en een spreek-
BE825420A (fr) Perfectionnements aux dispositifs anti-debordement
BE836737A (fr) Perfectionnements relatifs a des raccords
SE448621B (sv) Isbrytande stev
BE834165A (fr) Panter destine a etre place dans des enceintes refrigerees
SE392629B (sv) Monteringsplatta avsedd att festas pa en vegg
BE830612A (fr) Perfectionnements apportes aux appareils chauffe-eau
FR2282203A1 (fr) Haut-parleur
BE830491A (fr) Grilles pour haut-parleurs
FR2291439A1 (fr) Perfectionnements aux raccords de tuyauterie
BE833206A (fr) Panneau transparent a proprietes acoustiques ameliorees
IT1034226B (it) Finestra da montare in un una apertura parietale

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ALLISON ACOUSTICS INC.

Effective date: 19870228