FR2505595B1 - Dispositif pour faire correspondre les caracteristiques de reglage du volume en courant continu de deux canaux audio - Google Patents

Dispositif pour faire correspondre les caracteristiques de reglage du volume en courant continu de deux canaux audio

Info

Publication number
FR2505595B1
FR2505595B1 FR8207896A FR8207896A FR2505595B1 FR 2505595 B1 FR2505595 B1 FR 2505595B1 FR 8207896 A FR8207896 A FR 8207896A FR 8207896 A FR8207896 A FR 8207896A FR 2505595 B1 FR2505595 B1 FR 2505595B1
Authority
FR
France
Prior art keywords
matching
direct current
volume adjusting
audio channels
current volume
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
Application number
FR8207896A
Other languages
English (en)
Other versions
FR2505595A1 (fr
Inventor
Patrick Douglas Griffis
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Publication of FR2505595A1 publication Critical patent/FR2505595A1/fr
Application granted granted Critical
Publication of FR2505595B1 publication Critical patent/FR2505595B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Stereophonic System (AREA)
FR8207896A 1981-05-07 1982-05-06 Dispositif pour faire correspondre les caracteristiques de reglage du volume en courant continu de deux canaux audio Expired FR2505595B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/261,362 US4404429A (en) 1981-05-07 1981-05-07 Matching volume control characteristics for two channels

Publications (2)

Publication Number Publication Date
FR2505595A1 FR2505595A1 (fr) 1982-11-12
FR2505595B1 true FR2505595B1 (fr) 1988-05-27

Family

ID=22992970

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8207896A Expired FR2505595B1 (fr) 1981-05-07 1982-05-06 Dispositif pour faire correspondre les caracteristiques de reglage du volume en courant continu de deux canaux audio

Country Status (7)

Country Link
US (1) US4404429A (fr)
JP (1) JPS57193200A (fr)
CA (1) CA1179949A (fr)
DE (1) DE3217231A1 (fr)
FR (1) FR2505595B1 (fr)
GB (1) GB2100958B (fr)
HK (1) HK53889A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4881123A (en) * 1988-03-07 1989-11-14 Chapple James H Voice override and amplitude control circuit
US4876459A (en) * 1988-11-14 1989-10-24 Fiock Thomas P Toggling speakerswitch
US5424679A (en) * 1994-02-25 1995-06-13 Sony Electronics Inc. +12dB gain linear-fader control for VCA
US5434539A (en) * 1994-02-25 1995-07-18 Sony Electronics Inc. Unity-gain linear-fader control for VCA
FR2781591B1 (fr) * 1998-07-22 2000-09-22 Technical Maintenance Corp Systeme de reproduction audiovisuelle

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3702901A (en) * 1970-12-22 1972-11-14 Motorola Inc Volume, balance and fader control for four channel sound system
US3970948A (en) * 1974-12-06 1976-07-20 Rca Corporation Controller gain signal amplifier

Also Published As

Publication number Publication date
US4404429A (en) 1983-09-13
JPS57193200A (en) 1982-11-27
JPH0158886B2 (fr) 1989-12-14
DE3217231A1 (de) 1982-11-25
CA1179949A (fr) 1984-12-27
GB2100958B (en) 1984-11-28
GB2100958A (en) 1983-01-06
HK53889A (en) 1989-07-14
FR2505595A1 (fr) 1982-11-12
DE3217231C2 (fr) 1988-04-28

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse