DE315801C - - Google Patents

Info

Publication number
DE315801C
DE315801C DENDAT315801D DE315801DA DE315801C DE 315801 C DE315801 C DE 315801C DE NDAT315801 D DENDAT315801 D DE NDAT315801D DE 315801D A DE315801D A DE 315801DA DE 315801 C DE315801 C DE 315801C
Authority
DE
Germany
Prior art keywords
sound
bracket
membrane
plate
absorbing
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.)
Active
Application number
DENDAT315801D
Other languages
German (de)
English (en)
Publication of DE315801C publication Critical patent/DE315801C/de
Active legal-status Critical Current

Links

Classifications

    • 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
    • G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general
    • 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
    • H04R1/38—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 in which sound waves act upon both sides of a diaphragm and incorporating acoustic phase-shifting means, e.g. pressure-gradient microphone

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Vibration Prevention Devices (AREA)
DENDAT315801D Active DE315801C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE315801C true DE315801C (enrdf_load_stackoverflow)

Family

ID=568540

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT315801D Active DE315801C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE315801C (enrdf_load_stackoverflow)

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