BE425929A - - Google Patents

Info

Publication number
BE425929A
BE425929A BE425929DA BE425929A BE 425929 A BE425929 A BE 425929A BE 425929D A BE425929D A BE 425929DA BE 425929 A BE425929 A BE 425929A
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 BE425929A publication Critical patent/BE425929A/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
    • H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
    • H04R1/2876—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding
    • H04R1/288—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding for loudspeaker transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
BE425929D 1937-01-23 BE425929A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL202278X 1937-01-23

Publications (1)

Publication Number Publication Date
BE425929A true BE425929A (ko)

Family

ID=19778401

Family Applications (1)

Application Number Title Priority Date Filing Date
BE425929D BE425929A (ko) 1937-01-23

Country Status (2)

Country Link
BE (1) BE425929A (ko)
CH (1) CH202278A (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552610A1 (fr) * 1983-09-23 1985-03-29 Bresteau Paul Henri Simulateur de charge infinie pour haut-parleur

Also Published As

Publication number Publication date
CH202278A (de) 1939-01-15

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