FR2377727A1 - Amplificateur electronique - Google Patents
Amplificateur electroniqueInfo
- 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- Withdrawn
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.
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)
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)
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 |
-
1977
- 1977-01-14 FR FR7701102A patent/FR2377727A1/fr not_active Withdrawn
- 1977-01-14 US US05/759,480 patent/US4117418A/en not_active Expired - Lifetime
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 |