FR639302A - Dispositif haut-parleur - Google Patents

Dispositif haut-parleur

Info

Publication number
FR639302A
FR639302A FR639302DA FR639302A FR 639302 A FR639302 A FR 639302A FR 639302D A FR639302D A FR 639302DA FR 639302 A FR639302 A FR 639302A
Authority
FR
France
Prior art keywords
speaker device
speaker
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
Karl Johannes Muller
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 FR639302A publication Critical patent/FR639302A/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
    • H04R1/22—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
    • H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type for loudspeaker transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR639302D 1926-08-17 1927-08-11 Dispositif haut-parleur Expired FR639302A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE639302X 1926-08-17

Publications (1)

Publication Number Publication Date
FR639302A true FR639302A (fr) 1928-06-19

Family

ID=6579828

Family Applications (1)

Application Number Title Priority Date Filing Date
FR639302D Expired FR639302A (fr) 1926-08-17 1927-08-11 Dispositif haut-parleur

Country Status (2)

Country Link
BE (1) BE344505A (fr)
FR (1) FR639302A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2502821A1 (fr) * 1981-03-30 1982-10-01 Jacquet Patrice Enceinte acoustique double volume a compresseur degrave. amplificateur de son. haute fidelite

Also Published As

Publication number Publication date
BE344505A (fr)

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