NL6818329A - - Google Patents

Info

Publication number
NL6818329A
NL6818329A NL6818329A NL6818329A NL6818329A NL 6818329 A NL6818329 A NL 6818329A NL 6818329 A NL6818329 A NL 6818329A NL 6818329 A NL6818329 A NL 6818329A NL 6818329 A NL6818329 A NL 6818329A
Authority
NL
Netherlands
Application number
NL6818329A
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
Publication of NL6818329A publication Critical patent/NL6818329A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R27/00—Public address systems
    • H04R27/02—Amplifying systems for the deaf

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Headphones And Earphones (AREA)
NL6818329A 1967-12-19 1968-12-19 NL6818329A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB5755467 1967-12-19
GB3690468 1968-08-02

Publications (1)

Publication Number Publication Date
NL6818329A true NL6818329A (fr) 1969-06-23

Family

ID=26263275

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6818329A NL6818329A (fr) 1967-12-19 1968-12-19

Country Status (3)

Country Link
DE (1) DE1815836A1 (fr)
FR (1) FR1602820A (fr)
NL (1) NL6818329A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3668334A (en) * 1970-05-07 1972-06-06 Radioear Corp Hearing aid with changeable battery cover containing rf pickup coil
DE2858302C2 (fr) * 1977-03-24 1991-01-31 Andreas Mailand/Milano It Pavel
DE3508830A1 (de) * 1985-03-13 1986-09-18 Robert Bosch Gmbh, 7000 Stuttgart Hoergeraet
DE9319128U1 (de) * 1993-12-13 1995-11-23 Lux-Wellenhof, Gabriele, 65830 Kriftel Hörgerät

Also Published As

Publication number Publication date
FR1602820A (fr) 1971-02-01
DE1815836A1 (de) 1969-08-28

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