FR802404A - Dispositif acoustique applicable aux récepteurs de t. s. f. ou amplificateurs - Google Patents

Dispositif acoustique applicable aux récepteurs de t. s. f. ou amplificateurs

Info

Publication number
FR802404A
FR802404A FR802404DA FR802404A FR 802404 A FR802404 A FR 802404A FR 802404D A FR802404D A FR 802404DA FR 802404 A FR802404 A FR 802404A
Authority
FR
France
Prior art keywords
amplifiers
receivers
acoustic device
device applicable
applicable
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)
Inventor
Laxer Louis-Emanuel
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 FR802404A publication Critical patent/FR802404A/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; ELECTRIC HEARING AIDS; 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR802404D 1936-02-26 1936-02-26 Dispositif acoustique applicable aux récepteurs de t. s. f. ou amplificateurs Expired FR802404A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR802404T 1936-02-26

Publications (1)

Publication Number Publication Date
FR802404A true FR802404A (fr) 1936-09-04

Family

ID=9247889

Family Applications (1)

Application Number Title Priority Date Filing Date
FR802404D Expired FR802404A (fr) 1936-02-26 1936-02-26 Dispositif acoustique applicable aux récepteurs de t. s. f. ou amplificateurs

Country Status (1)

Country Link
FR (1) FR802404A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989000799A1 (fr) * 1987-07-21 1989-01-26 Hughes Aircraft Company Systeme de haut-parleur a ecran de large diffusion
US5784468A (en) * 1996-10-07 1998-07-21 Srs Labs, Inc. Spatial enhancement speaker systems and methods for spatially enhanced sound reproduction

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989000799A1 (fr) * 1987-07-21 1989-01-26 Hughes Aircraft Company Systeme de haut-parleur a ecran de large diffusion
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

Similar Documents

Publication Publication Date Title
FR827344A (fr) Perfectionnements aux dispositifs vibrateurs.
CH201674A (fr) Dispositif acoustique.
FR802404A (fr) Dispositif acoustique applicable aux récepteurs de t. s. f. ou amplificateurs
FR44893E (fr) Dispositif amplificateur thermoïonique
FR827166A (fr) Perfectionnements aux systèmes de téléphonie automatique
FR778775A (fr) Système triphasé-monophasé
SU53365A1 (ru) Усилитель дл сантиметровых волн
FR817930A (fr) Perfectionnements aux appareils de t. s. f.
FR830899A (fr) Dispositif de roulement
FR817681A (fr) Perfectionnements aux appareils reproducteurs de sons, etc.
FR821802A (fr) Perfectionnements aux postes récepteurs de t. s. f.
FR799075A (fr) Perfectionnements aux appareils de t. s. f.
FR45897E (fr) Perfectionnements aux appareils de t.s.f.
FR736122A (fr) Perfectionnements aux appareils de t. s. f.
DK61765C (da) Modstandskoblet Forstærker til Fjernsynsapparater.
FR761125A (fr) Perfectionnements aux appareils de t. s. f.
FR757493A (fr) Perfectionnements aux appareils de t. s. f.
FR764457A (fr) Perfectionnements aux appareils reproducteurs ou récepteurs de sons
FR791120A (fr) Perfectionnements aux systèmes amplificateurs
FR819544A (fr) Dispositif de reliure
FR711731A (fr) Système de leviers amplificateurs
FR805082A (fr) Système de condenseur
FR819002A (fr) Perfectionnements aux systèmes de transmission
FI18216A (fi) Laite lattialautojen y.m.s. kiristämistä varten
GR5996B (el) Συσκευη καπνοσυλλεκτου δια συστηματος ατμοσφαιρικης απορροφησεως.