DK171785A - Aktiv tonekontrol til hoereapparat - Google Patents

Aktiv tonekontrol til hoereapparat Download PDF

Info

Publication number
DK171785A
DK171785A DK171785A DK171785A DK171785A DK 171785 A DK171785 A DK 171785A DK 171785 A DK171785 A DK 171785A DK 171785 A DK171785 A DK 171785A DK 171785 A DK171785 A DK 171785A
Authority
DK
Denmark
Prior art keywords
machine
manufacture
rotary punching
punching machine
rotary
Prior art date
Application number
DK171785A
Other languages
English (en)
Other versions
DK164345C (da
DK171785D0 (da
DK164345B (da
Inventor
Fritz Hueber
Original Assignee
Viennatone Gmbh
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 by Viennatone Gmbh filed Critical Viennatone Gmbh
Publication of DK171785D0 publication Critical patent/DK171785D0/da
Publication of DK171785A publication Critical patent/DK171785A/da
Publication of DK164345B publication Critical patent/DK164345B/da
Application granted granted Critical
Publication of DK164345C publication Critical patent/DK164345C/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H03G5/04—Manually-operated control in untuned amplifiers
    • H03G5/10—Manually-operated control in untuned amplifiers having semiconductor devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • 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)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
DK171785A 1984-04-16 1985-04-16 Aktiv tonekontrol til hoereapparat DK164345C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT127084 1984-04-16
AT127084A AT379724B (de) 1984-04-16 1984-04-16 Aktive tonblende fuer hoergeraete

Publications (4)

Publication Number Publication Date
DK171785D0 DK171785D0 (da) 1985-04-16
DK171785A true DK171785A (da) 1985-10-17
DK164345B DK164345B (da) 1992-06-09
DK164345C DK164345C (da) 1992-11-02

Family

ID=3510245

Family Applications (1)

Application Number Title Priority Date Filing Date
DK171785A DK164345C (da) 1984-04-16 1985-04-16 Aktiv tonekontrol til hoereapparat

Country Status (6)

Country Link
JP (1) JPS60233917A (da)
AT (1) AT379724B (da)
CH (1) CH668153A5 (da)
DE (1) DE3513197A1 (da)
DK (1) DK164345C (da)
GB (1) GB2157917B (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4689819B1 (en) * 1983-12-08 1996-08-13 Knowles Electronics Inc Class D hearing aid amplifier
DE58906141D1 (de) * 1988-07-04 1993-12-16 Siemens Audiologische Technik Hörgerät.
EP1016318A1 (en) * 1998-07-02 2000-07-05 Beltone Netherlands B.V. Hearing instrument

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5344908Y2 (da) * 1973-10-26 1978-10-27
DE2360779C3 (de) * 1973-12-06 1979-12-13 Braun Ag, 6000 Frankfurt Aktiver Klangregler
DE2931482A1 (de) * 1979-08-03 1981-02-19 Bosch Gmbh Robert Abstimmbares aktives hochpassfilter fuer hoergeraete
DE3113666A1 (de) * 1981-04-04 1982-10-21 Robert Bosch Gmbh, 7000 Stuttgart "hoergeraet mit einem hochverstaerkenden, mehrstufigen transistorverstaerker"

Also Published As

Publication number Publication date
DK164345C (da) 1992-11-02
AT379724B (de) 1986-02-25
GB2157917B (en) 1987-05-07
CH668153A5 (de) 1988-11-30
JPS60233917A (ja) 1985-11-20
GB8509750D0 (en) 1985-05-22
DK171785D0 (da) 1985-04-16
DE3513197A1 (de) 1985-11-07
DK164345B (da) 1992-06-09
DE3513197C2 (da) 1992-05-14
ATA127084A (de) 1985-06-15
GB2157917A (en) 1985-10-30

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment
B1 Patent granted (law 1993)
PBP Patent lapsed
PBP Patent lapsed