CH400240A - Lautsprecher mit einem Reflektor - Google Patents

Lautsprecher mit einem Reflektor

Info

Publication number
CH400240A
CH400240A CH77360A CH77360A CH400240A CH 400240 A CH400240 A CH 400240A CH 77360 A CH77360 A CH 77360A CH 77360 A CH77360 A CH 77360A CH 400240 A CH400240 A CH 400240A
Authority
CH
Switzerland
Prior art keywords
loudspeaker
reflector
Prior art date
Application number
CH77360A
Other languages
English (en)
Inventor
Tjeerd Maitjema Marten
Mensen Herbert
Original Assignee
Philips 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 Philips Nv filed Critical Philips Nv
Publication of CH400240A publication Critical patent/CH400240A/de

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
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/20—Reflecting arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
CH77360A 1959-01-27 1960-01-25 Lautsprecher mit einem Reflektor CH400240A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL235517 1959-01-27

Publications (1)

Publication Number Publication Date
CH400240A true CH400240A (de) 1965-10-15

Family

ID=19751538

Family Applications (1)

Application Number Title Priority Date Filing Date
CH77360A CH400240A (de) 1959-01-27 1960-01-25 Lautsprecher mit einem Reflektor

Country Status (6)

Country Link
AT (1) AT225255B (de)
BE (1) BE586902A (de)
CH (1) CH400240A (de)
DE (1) DE1133759B (de)
FR (1) FR1246066A (de)
GB (1) GB928377A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3590430T1 (de) * 1984-08-28 1986-09-18 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Lautsprechersystem mit ausgeprägter Richtwirkung
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
US4836329A (en) * 1987-07-21 1989-06-06 Hughes Aircraft Company Loudspeaker system with wide dispersion baffle
US5784468A (en) * 1996-10-07 1998-07-21 Srs Labs, Inc. Spatial enhancement speaker systems and methods for spatially enhanced sound reproduction

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT177166B (de) * 1951-10-12 1954-01-11 Ver Telephon Czeija Nissl & Co Lautsprechergehäuse, insbesondere für Wandlautsprecher

Also Published As

Publication number Publication date
AT225255B (de) 1963-01-10
DE1133759B (de) 1962-07-26
FR1246066A (fr) 1960-11-10
BE586902A (fr) 1960-07-25
GB928377A (en) 1963-06-12

Similar Documents

Publication Publication Date Title
CH382560A (de) Blitzlichtlampe
CH400240A (de) Lautsprecher mit einem Reflektor
FR1191698A (fr) Réflecteur
CH382291A (de) Leuchte
CH379332A (de) Zeichenvorrichtung mit einem Reissbrett
FR1259938A (fr) Extrudeuse
FR1225229A (fr) Résines polyuréthane-silicones
FR1231705A (fr) Eléments logiques
CA561466A (en) Flash lamp support
BE586125A (fr) Catadioptre
BE588330A (fr) Perfectionnements aux lanternes
ES77809Y (es) Captafaros perfeccionado
FR1193203A (fr) Bougeoir
ES70913Y (es) Linterna
FR1229737A (fr) Lentille plan elliptique
ES71950Y (es) Linterna submarina
CH374424A (de) Leuchte
ES70217Y (es) Lámpara supletoria
ES76425Y (es) Palmatoria
CA551620A (en) Flash lamp
ES73215Y (es) Justillo con nesgas
CA564257A (en) Photoflash lamp
CA555313A (en) Photoflash lamp
CA557791A (en) Photoflash lamp
ES67762Y (es) Linterna