FR2039055A5 - - Google Patents

Info

Publication number
FR2039055A5
FR2039055A5 FR7009911A FR7009911A FR2039055A5 FR 2039055 A5 FR2039055 A5 FR 2039055A5 FR 7009911 A FR7009911 A FR 7009911A FR 7009911 A FR7009911 A FR 7009911A FR 2039055 A5 FR2039055 A5 FR 2039055A5
Authority
FR
France
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
FR7009911A
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.)
Blaupunkt Werke GmbH
Original Assignee
Blaupunkt Werke 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 Blaupunkt Werke GmbH filed Critical Blaupunkt Werke GmbH
Application granted granted Critical
Publication of FR2039055A5 publication Critical patent/FR2039055A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • H03G3/3015—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable using diodes or transistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Stereo-Broadcasting Methods (AREA)
FR7009911A 1969-03-20 1970-03-19 Expired FR2039055A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691914071 DE1914071B2 (de) 1969-03-20 1969-03-20 Schaltungsanordnung zur automatischen pegelregelung

Publications (1)

Publication Number Publication Date
FR2039055A5 true FR2039055A5 (fr) 1971-01-08

Family

ID=5728689

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7009911A Expired FR2039055A5 (fr) 1969-03-20 1970-03-19

Country Status (4)

Country Link
US (1) US3629718A (fr)
DE (1) DE1914071B2 (fr)
FR (1) FR2039055A5 (fr)
GB (1) GB1307074A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3992584A (en) * 1975-05-09 1976-11-16 Dugan Daniel W Automatic microphone mixer
DE3139482A1 (de) * 1981-10-03 1983-04-21 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Expander fuer zur stoergeraeuschverminderung komprimierte audiosignale
US5291558A (en) * 1992-04-09 1994-03-01 Rane Corporation Automatic level control of multiple audio signal sources

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2491918A (en) * 1949-12-20 Stereophonic receiving system
US2768249A (en) * 1951-06-07 1956-10-23 Crosley Broadcasting Corp Device for automatically governing dynamic level range in audio frequency circuits
US2935697A (en) * 1957-07-18 1960-05-03 Pan American Petroleum Corp Seismic amplifier gain control
US3509289A (en) * 1967-10-26 1970-04-28 Zenith Radio Corp Binaural hearing aid system

Also Published As

Publication number Publication date
DE1914071B2 (de) 1971-07-22
DE1914071A1 (de) 1970-10-15
GB1307074A (en) 1973-02-14
US3629718A (en) 1971-12-21

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Legal Events

Date Code Title Description
ST Notification of lapse