BE469534A - - Google Patents

Info

Publication number
BE469534A
BE469534A BE469534DA BE469534A BE 469534 A BE469534 A BE 469534A BE 469534D A BE469534D A BE 469534DA BE 469534 A BE469534 A BE 469534A
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 BE469534A publication Critical patent/BE469534A/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
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/502—Customised settings for obtaining desired overall acoustical characteristics using analog signal processing

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
BE469534D 1939-06-20 BE469534A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US535753XA 1939-06-20 1939-06-20

Publications (1)

Publication Number Publication Date
BE469534A true BE469534A (enrdf_load_stackoverflow)

Family

ID=21985195

Family Applications (1)

Application Number Title Priority Date Filing Date
BE469534D BE469534A (enrdf_load_stackoverflow) 1939-06-20

Country Status (3)

Country Link
BE (1) BE469534A (enrdf_load_stackoverflow)
FR (1) FR865911A (enrdf_load_stackoverflow)
GB (1) GB535753A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR865911A (fr) 1941-06-09
GB535753A (en) 1941-04-21

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