DE3513197C2 - - Google Patents

Info

Publication number
DE3513197C2
DE3513197C2 DE19853513197 DE3513197A DE3513197C2 DE 3513197 C2 DE3513197 C2 DE 3513197C2 DE 19853513197 DE19853513197 DE 19853513197 DE 3513197 A DE3513197 A DE 3513197A DE 3513197 C2 DE3513197 C2 DE 3513197C2
Authority
DE
Germany
Prior art keywords
resistor
capacitor
bridge circuit
tonblendenschaltung
amplifier
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.)
Expired - Fee Related
Application number
DE19853513197
Other languages
German (de)
English (en)
Other versions
DE3513197A1 (de
Inventor
Fritz Ing. Wien At Hueber
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Viennatone Gesmbh Wien At
Original Assignee
Viennatone Gesmbh Wien At
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 Gesmbh Wien At filed Critical Viennatone Gesmbh Wien At
Publication of DE3513197A1 publication Critical patent/DE3513197A1/de
Application granted granted Critical
Publication of DE3513197C2 publication Critical patent/DE3513197C2/de
Granted legal-status Critical Current

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; 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)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
DE19853513197 1984-04-16 1985-04-12 Aktive tonblende fuer hoergeraete Granted DE3513197A1 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE3513197A1 DE3513197A1 (de) 1985-11-07
DE3513197C2 true DE3513197C2 (fr) 1992-05-14

Family

ID=3510245

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853513197 Granted DE3513197A1 (de) 1984-04-16 1985-04-12 Aktive tonblende fuer hoergeraete

Country Status (6)

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

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
EP0349835B1 (fr) * 1988-07-04 1993-11-10 Siemens Audiologische Technik GmbH Appareil auditif
EP1016318A1 (fr) * 1998-07-02 2000-07-05 Beltone Netherlands B.V. Appareil auditif

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5344908Y2 (fr) * 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
JPS60233917A (ja) 1985-11-20
GB8509750D0 (en) 1985-05-22
GB2157917A (en) 1985-10-30
GB2157917B (en) 1987-05-07
DK164345C (da) 1992-11-02
DE3513197A1 (de) 1985-11-07
AT379724B (de) 1986-02-25
ATA127084A (de) 1985-06-15
DK171785A (da) 1985-10-17
CH668153A5 (de) 1988-11-30
DK164345B (da) 1992-06-09
DK171785D0 (da) 1985-04-16

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8339 Ceased/non-payment of the annual fee