DK0392312T3 - Udgangsforstærker til høreapparater - Google Patents

Udgangsforstærker til høreapparater

Info

Publication number
DK0392312T3
DK0392312T3 DK90106296.8T DK90106296T DK0392312T3 DK 0392312 T3 DK0392312 T3 DK 0392312T3 DK 90106296 T DK90106296 T DK 90106296T DK 0392312 T3 DK0392312 T3 DK 0392312T3
Authority
DK
Denmark
Prior art keywords
output
resistor
output level
voltage divider
output amplifier
Prior art date
Application number
DK90106296.8T
Other languages
English (en)
Inventor
Juergen Dipl-Ing Fh Wagner
Original Assignee
Siemens Audiologische Technik
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 Siemens Audiologische Technik filed Critical Siemens Audiologische Technik
Application granted granted Critical
Publication of DK0392312T3 publication Critical patent/DK0392312T3/da

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0261—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the polarisation voltage or current, e.g. gliding Class A

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DK90106296.8T 1989-04-14 1990-04-02 Udgangsforstærker til høreapparater DK0392312T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP89106659 1989-04-14

Publications (1)

Publication Number Publication Date
DK0392312T3 true DK0392312T3 (da) 1994-10-24

Family

ID=8201229

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90106296.8T DK0392312T3 (da) 1989-04-14 1990-04-02 Udgangsforstærker til høreapparater

Country Status (4)

Country Link
EP (1) EP0392312B1 (da)
AT (1) ATE107827T1 (da)
DE (1) DE59006176D1 (da)
DK (1) DK0392312T3 (da)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1161002A (en) * 1966-02-21 1969-08-13 Royal Industries Improvements in and relating to Hearing Aids
JPS525204A (en) * 1975-07-01 1977-01-14 Seiko Epson Corp Hearing aid

Also Published As

Publication number Publication date
DE59006176D1 (de) 1994-07-28
EP0392312A1 (de) 1990-10-17
EP0392312B1 (de) 1994-06-22
ATE107827T1 (de) 1994-07-15

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