FR1118760A - Dispositif de haut-parleur - Google Patents

Dispositif de haut-parleur

Info

Publication number
FR1118760A
FR1118760A FR1118760DA FR1118760A FR 1118760 A FR1118760 A FR 1118760A FR 1118760D A FR1118760D A FR 1118760DA FR 1118760 A FR1118760 A FR 1118760A
Authority
FR
France
Prior art keywords
loudspeaker device
loudspeaker
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
French (fr)
Inventor
Stig Carlsson
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
Application granted granted Critical
Publication of FR1118760A publication Critical patent/FR1118760A/fr
Expired legal-status Critical Current

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

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)
FR1118760D 1953-10-02 1954-09-24 Dispositif de haut-parleur Expired FR1118760A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE788934X 1953-10-02

Publications (1)

Publication Number Publication Date
FR1118760A true FR1118760A (fr) 1956-06-11

Family

ID=20336876

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1118760D Expired FR1118760A (fr) 1953-10-02 1954-09-24 Dispositif de haut-parleur

Country Status (4)

Country Link
US (1) US2979149A (enrdf_load_stackoverflow)
FR (1) FR1118760A (enrdf_load_stackoverflow)
GB (1) GB788934A (enrdf_load_stackoverflow)
NL (2) NL191082B (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL298920A (enrdf_load_stackoverflow) * 1962-10-12
SE387512B (sv) * 1973-08-24 1976-09-06 S Carlsson Hogtalare for sterofonisk ljudatergivningsanleggning, samt av tva sadana hogtalare bestaende hogtalarpar
JP2823157B2 (ja) * 1986-04-01 1998-11-11 キヤノン株式会社 オーデイオ出力システム
GB2230408A (en) * 1989-03-17 1990-10-17 Dimitris Lioupis Loudspeakers
US8634586B2 (en) * 2009-06-26 2014-01-21 Polk Audio, Inc. Ceiling-mounted loudspeaker enclosure
US8066095B1 (en) * 2009-09-24 2011-11-29 Nicholas Sheppard Bromer Transverse waveguide
US8867749B2 (en) 2011-04-18 2014-10-21 Paul Blair McGowan Acoustic spatial projector

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2065367A (en) * 1935-12-31 1936-12-22 Robert B Evans Sound diffusing apparatus
US2206427A (en) * 1937-03-31 1940-07-02 Rca Corp Sound reproducing apparatus
US2143175A (en) * 1937-10-23 1939-01-10 Samuel A Waite Sound reproducing system
US2179840A (en) * 1938-05-03 1939-11-14 Frida Bucky Loudspeaker arrangement
US2373692A (en) * 1942-10-03 1945-04-17 Ray L Smith Loud-speaker
CH248861A (de) * 1944-05-30 1947-05-31 Philips Nv Stereophonisches Wiedergabegerät.
FR913655A (fr) * 1945-03-22 1946-09-17 Perfectionnements aux appareils reproducteurs électriques de sons tels que radio-récepteurs et phonographes
FR54541E (fr) * 1946-05-09 1950-05-04 Perfectionnements aux appareils reproducteurs électriques de sons tels que radio-récepteurs et phonographes
BE478613A (enrdf_load_stackoverflow) * 1946-09-20
US2722990A (en) * 1949-11-08 1955-11-08 Decca Record Co Ltd Loudspeaker assemblies
US2694462A (en) * 1951-09-19 1954-11-16 Robbins Frank Acoustic system for loud-speakers
US2701025A (en) * 1952-02-05 1955-02-01 George H Kuhl High fidelity sound system
US2824617A (en) * 1952-09-15 1958-02-25 Philips Corp Sound reproducing device

Also Published As

Publication number Publication date
NL97567C (enrdf_load_stackoverflow)
NL191082B (nl)
US2979149A (en) 1961-04-11
GB788934A (en) 1958-01-08

Similar Documents

Publication Publication Date Title
NL177068B (nl) Bietenrooi-inrichting.
FR1115611A (fr) Dispositif antivibratoire perfectionné
FR1076547A (fr) Dispositif de comparaison
FR1102250A (fr) Dispositif de levage
FR1118760A (fr) Dispositif de haut-parleur
NL189054B (nl) Bevestigingsinrichting.
FR1235302A (fr) Dispositif aspirateur
FR1105900A (fr) Dispositif anodique
FR1114691A (fr) Dispositif modulateur
FR1075914A (fr) Dispositif de prothèse céphalo-fémorale
FR1113808A (fr) Dispositif de fraisage
FR1084081A (fr) Dispositif de suspension
FR1092541A (fr) Dispositif de construction perfectionné
CH314183A (de) Haltevorrichtung an Korbflasche
FR1089078A (fr) Dispositif doseurs-verseurs
FR1074902A (fr) Dispositif de freinage
FR1097564A (fr) Dispositif de broyage
FR1085126A (fr) Dispositif de télévision en relief
FR1087924A (fr) Dispositif moteur-changement de vitesses
FR1081175A (fr) Dispositif de connexion
FR1094185A (fr) Dispositif de serrage
FR1091429A (fr) Dispositif de soudeuse
FR1081805A (fr) Dispositif de soudage
FR1090554A (fr) Dispositif de reproduction
FR1101483A (fr) Dispositif de cuisson