FR2377727A1 - Amplificateur electronique - Google Patents

Amplificateur electronique

Info

Publication number
FR2377727A1
FR2377727A1 FR7701102A FR7701102A FR2377727A1 FR 2377727 A1 FR2377727 A1 FR 2377727A1 FR 7701102 A FR7701102 A FR 7701102A FR 7701102 A FR7701102 A FR 7701102A FR 2377727 A1 FR2377727 A1 FR 2377727A1
Authority
FR
France
Prior art keywords
electronic amplifier
voltage
amplifier
electronic
amplify
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.)
Withdrawn
Application number
FR7701102A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to US05/759,480 priority Critical patent/US4117418A/en
Priority to FR7701102A priority patent/FR2377727A1/fr
Publication of FR2377727A1 publication Critical patent/FR2377727A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H03F1/0277—Selecting one or more amplifiers from a plurality of amplifiers
    • 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
    • H03F1/0211—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 supply voltage or current
    • H03F1/0244—Stepped control
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)

Abstract

a. Amplificateur électronique. b. Amplificateur électronique caractérisé en ce qu'il se compose de plusieurs éléments amplificateurs branchés et alimentés en tension de façon à amplifier chacun un intervalle de tension de la tension d'entrée.
FR7701102A 1977-01-14 1977-01-14 Amplificateur electronique Withdrawn FR2377727A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US05/759,480 US4117418A (en) 1977-01-14 1977-01-14 Electric amplifier
FR7701102A FR2377727A1 (fr) 1977-01-14 1977-01-14 Amplificateur electronique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/759,480 US4117418A (en) 1977-01-14 1977-01-14 Electric amplifier
FR7701102A FR2377727A1 (fr) 1977-01-14 1977-01-14 Amplificateur electronique

Publications (1)

Publication Number Publication Date
FR2377727A1 true FR2377727A1 (fr) 1978-08-11

Family

ID=26219805

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7701102A Withdrawn FR2377727A1 (fr) 1977-01-14 1977-01-14 Amplificateur electronique

Country Status (2)

Country Link
US (1) US4117418A (fr)
FR (1) FR2377727A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE412670B (sv) * 1978-02-07 1980-03-10 Hoglund Lennart Harry Erik Elektrisk forsterkare
US4236120A (en) * 1978-05-24 1980-11-25 Harris Corporation High speed, high efficiency amplifier circuit
US4298841A (en) * 1979-09-14 1981-11-03 International Telephone And Telegraph Corporation Signal envelope detecting system
US4319199A (en) * 1979-12-20 1982-03-09 Tektronix, Inc. Efficient power amplifier with staggered power supply voltages
JPS58182719A (ja) * 1982-04-20 1983-10-25 Toshiba Corp アクチエ−タの駆動回路
US4581590A (en) * 1984-11-08 1986-04-08 Spacelabs, Inc. Multiple power supply power amplifier circuit
US5570062A (en) * 1994-10-12 1996-10-29 Ericsson Ge Mobile Communications Inc. AM-FM transmitter power amplifier using class-BC
US5926068A (en) * 1997-10-16 1999-07-20 Kabushiki Kaisha Toshiba Variable gain amplifier or analog multiplexer with feedforward current blocking
KR100394317B1 (ko) * 2001-03-22 2003-08-27 주식회사 버카나와이어리스코리아 전력 증폭기 및 그 전력 증폭기의 증폭 선형성 개선 방법
JP4077831B2 (ja) * 2005-05-11 2008-04-23 松下電器産業株式会社 高周波増幅器
JP2020079835A (ja) * 2018-11-12 2020-05-28 ローランド株式会社 ロードボックス、及び音質改良方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3319175A (en) * 1964-07-27 1967-05-09 Hugh L Dryden Electronic amplifier with power supply switching
US3483425A (en) * 1967-08-31 1969-12-09 Burroughs Corp Controlled-bias current amplifier
US3599136A (en) * 1969-07-28 1971-08-10 Federal Pacific Electric Co Molded-case circuit breaker having improved overcurrent releasable latch
US3832643A (en) * 1972-09-21 1974-08-27 Raytheon Co Minimal dissipation power controller
JPS5045549A (fr) * 1973-08-25 1975-04-23

Also Published As

Publication number Publication date
US4117418A (en) 1978-09-26

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Legal Events

Date Code Title Description
ST Notification of lapse