BE344505A - - Google Patents

Info

Publication number
BE344505A
BE344505A BE344505DA BE344505A BE 344505 A BE344505 A BE 344505A BE 344505D A BE344505D A BE 344505DA BE 344505 A BE344505 A BE 344505A
Authority
BE
Belgium
Application number
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.)
Publication of BE344505A publication Critical patent/BE344505A/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 
    • H04R1/28—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)
BE344505D 1926-08-17 BE344505A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE344505A true BE344505A (enrdf_load_stackoverflow)

Family

ID=6579828

Family Applications (1)

Application Number Title Priority Date Filing Date
BE344505D BE344505A (enrdf_load_stackoverflow) 1926-08-17

Country Status (2)

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

Cited By (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

Cited By (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
FR639302A (fr) 1928-06-19

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