NL7900567A - Vermogensversterker. - Google Patents
Vermogensversterker.Info
- Publication number
- NL7900567A NL7900567A NL7900567A NL7900567A NL7900567A NL 7900567 A NL7900567 A NL 7900567A NL 7900567 A NL7900567 A NL 7900567A NL 7900567 A NL7900567 A NL 7900567A NL 7900567 A NL7900567 A NL 7900567A
- Authority
- NL
- Netherlands
- Prior art keywords
- power amplifier
- amplifier
- power
- Prior art date
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
- H03F1/0211—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
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/26—Push-pull amplifiers; Phase-splitters therefor
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP653078A JPS6017166B2 (ja) | 1978-01-24 | 1978-01-24 | パワ−アンプ |
JP6051178U JPS6117615Y2 (US06521211-20030218-C00004.png) | 1978-05-04 | 1978-05-04 | |
JP6197878U JPS5915146Y2 (ja) | 1978-05-09 | 1978-05-09 | 受信機 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7900567A true NL7900567A (nl) | 1979-07-26 |
Family
ID=27277203
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7900567A NL7900567A (nl) | 1978-01-24 | 1979-01-24 | Vermogensversterker. |
Country Status (6)
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4320534A (en) * | 1979-10-25 | 1982-03-16 | Toko Kabushiki Kaisha | Loudness control circuit |
US6323733B1 (en) * | 2000-03-30 | 2001-11-27 | Nortel Networks Limited | High efficiency dual supply power amplifier |
JP2002261542A (ja) * | 2000-12-27 | 2002-09-13 | Murata Mfg Co Ltd | 発振器及びそれを用いた通信機 |
DE10231400B3 (de) * | 2002-07-11 | 2004-02-12 | Infineon Technologies Ag | Schaltungsanordnung für Leitungstreiber und Verfahren zum Treiben von Leitungen |
CN105610405B (zh) * | 2015-12-24 | 2018-08-03 | 北京赛德高科铁道电气科技有限责任公司 | 一种功率放大电路 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1161592B (de) * | 1962-08-31 | 1964-01-23 | Robert Bosch Elektronik Ges Mi | Transistorisierter Tonfrequenzverstaerker |
GB1032224A (en) * | 1964-05-22 | 1966-06-08 | Philco Corp | Improvements in and relating to electric signal amplifiers |
US3492585A (en) * | 1966-11-16 | 1970-01-27 | Heath Co | Battery-operated audio system having means for providing reduced battery current drain |
DE1762272A1 (de) * | 1968-05-13 | 1970-04-30 | Siemens Ag | Transistorleistungsverstaerker |
-
1979
- 1979-01-18 CA CA319,916A patent/CA1124652A/en not_active Expired
- 1979-01-24 DE DE19792902711 patent/DE2902711A1/de active Granted
- 1979-01-24 GB GB7902517A patent/GB2014008B/en not_active Expired
- 1979-01-24 NL NL7900567A patent/NL7900567A/xx not_active Application Discontinuation
- 1979-01-24 FR FR7901821A patent/FR2415389A1/fr active Granted
- 1979-01-29 US US06/007,219 patent/US4205274A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2415389B1 (US06521211-20030218-C00004.png) | 1983-09-09 |
GB2014008A (en) | 1979-08-15 |
DE2902711C2 (US06521211-20030218-C00004.png) | 1987-11-19 |
DE2902711A1 (de) | 1979-07-26 |
FR2415389A1 (fr) | 1979-08-17 |
US4205274A (en) | 1980-05-27 |
GB2014008B (en) | 1982-04-28 |
CA1124652A (en) | 1982-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A85 | Still pending on 85-01-01 | ||
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
BV | The patent application has lapsed |