AT360603B - CIRCUIT FOR THE CONTINUOUS VOLUME AND / OR SOUND COLOR CONTROL - Google Patents

CIRCUIT FOR THE CONTINUOUS VOLUME AND / OR SOUND COLOR CONTROL

Info

Publication number
AT360603B
AT360603B AT757478A AT757478A AT360603B AT 360603 B AT360603 B AT 360603B AT 757478 A AT757478 A AT 757478A AT 757478 A AT757478 A AT 757478A AT 360603 B AT360603 B AT 360603B
Authority
AT
Austria
Prior art keywords
circuit
color control
continuous volume
sound color
sound
Prior art date
Application number
AT757478A
Other languages
German (de)
Other versions
ATA757478A (en
Inventor
Jenoe Dr Pojbics
Original Assignee
Latszereszeti Eszkoezoek Gyara
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 Latszereszeti Eszkoezoek Gyara filed Critical Latszereszeti Eszkoezoek Gyara
Publication of ATA757478A publication Critical patent/ATA757478A/en
Application granted granted Critical
Publication of AT360603B publication Critical patent/AT360603B/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/007—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using field-effect transistors [FET]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/02—Manually-operated control
    • H03G3/04—Manually-operated control in untuned amplifiers
    • 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
    • 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)
  • Electrotherapy Devices (AREA)
  • Thermistors And Varistors (AREA)
  • Networks Using Active Elements (AREA)
AT757478A 1977-10-27 1978-10-23 CIRCUIT FOR THE CONTINUOUS VOLUME AND / OR SOUND COLOR CONTROL AT360603B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HULA000921 HU176273B (en) 1977-10-27 1977-10-27 Continuous volume and tone control for hearing aids

Publications (2)

Publication Number Publication Date
ATA757478A ATA757478A (en) 1980-06-15
AT360603B true AT360603B (en) 1981-01-26

Family

ID=10998239

Family Applications (1)

Application Number Title Priority Date Filing Date
AT757478A AT360603B (en) 1977-10-27 1978-10-23 CIRCUIT FOR THE CONTINUOUS VOLUME AND / OR SOUND COLOR CONTROL

Country Status (7)

Country Link
JP (1) JPS6057800B2 (en)
AT (1) AT360603B (en)
CH (1) CH634959A5 (en)
DE (1) DE2846492A1 (en)
DK (1) DK476178A (en)
HU (1) HU176273B (en)
NL (1) NL7810561A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6123918Y2 (en) * 1980-04-11 1986-07-17
AT379929B (en) * 1984-07-18 1986-03-10 Viennatone Gmbh HOERGERAET
DE3613165C1 (en) * 1986-04-18 1987-08-06 Hans-Dieter Borowsky Hearing aid
AT389611B (en) * 1987-12-01 1990-01-10 Viennatone Gmbh ELECTROACOUSTIC DEVICE TO WEAR IN THE EAR
DE3804526C1 (en) * 1988-02-13 1988-10-13 Sonar Design & Hoertechnik Gmbh, 4400 Muenster, De Hearing aid
DE58906141D1 (en) * 1988-07-04 1993-12-16 Siemens Audiologische Technik Hearing aid.
WO2010021125A1 (en) * 2008-08-20 2010-02-25 パナソニック株式会社 Hearing aid and hearing aid system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2161905B2 (en) * 1971-12-14 1975-04-10 Sennheiser Electronic Kg, 3002 Wennebostel Amplifier automatic gain control with variable FET impedance - has AF and control D.C. decoupled in AF circuit to reduce components

Also Published As

Publication number Publication date
JPS6057800B2 (en) 1985-12-17
ATA757478A (en) 1980-06-15
HU176273B (en) 1981-01-28
JPS54109303A (en) 1979-08-27
DK476178A (en) 1979-04-28
DE2846492A1 (en) 1979-05-10
NL7810561A (en) 1979-05-02
CH634959A5 (en) 1983-02-28

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee