CH489955A - Transistor amplifier arrangement with an input amplifier stage and an output amplifier stage - Google Patents
Transistor amplifier arrangement with an input amplifier stage and an output amplifier stageInfo
- Publication number
- CH489955A CH489955A CH1637768A CH1637768A CH489955A CH 489955 A CH489955 A CH 489955A CH 1637768 A CH1637768 A CH 1637768A CH 1637768 A CH1637768 A CH 1637768A CH 489955 A CH489955 A CH 489955A
- Authority
- CH
- Switzerland
- Prior art keywords
- amplifier stage
- amplifier
- transistor
- arrangement
- stage
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/06—Control of transmission; Equalising by the transmitted signal
- H04B3/08—Control of transmission; Equalising by the transmitted signal in negative-feedback path of line amplifier
-
- 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
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/347—Negative-feedback-circuit arrangements with or without positive feedback using transformers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/10—Control of transmission; Equalising by pilot signal
- H04B3/12—Control of transmission; Equalising by pilot signal in negative-feedback path of line amplifier
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL6715068A NL148461B (en) | 1967-11-06 | 1967-11-06 | DEVICE WITH A TRANSISTOR AMPLIFIER CONTAINING AN INPUT AMPLIFIER STAGE AND A POWER AMPLIFIER STAGE. |
Publications (1)
Publication Number | Publication Date |
---|---|
CH489955A true CH489955A (en) | 1970-04-30 |
Family
ID=19801654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1637768A CH489955A (en) | 1967-11-06 | 1968-11-04 | Transistor amplifier arrangement with an input amplifier stage and an output amplifier stage |
Country Status (11)
Country | Link |
---|---|
AT (1) | AT290621B (en) |
BE (1) | BE723472A (en) |
BR (1) | BR6803695D0 (en) |
CH (1) | CH489955A (en) |
DE (1) | DE1804434C3 (en) |
DK (1) | DK137058B (en) |
ES (1) | ES359862A1 (en) |
FR (1) | FR1591292A (en) |
GB (1) | GB1182764A (en) |
NL (1) | NL148461B (en) |
SE (1) | SE356412B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL162278C (en) * | 1971-03-27 | 1980-04-15 | Philips Nv | LINE AMPLIFIER. |
NL165619C (en) * | 1972-03-17 | 1981-04-15 | Philips Nv | TRANSISTORIZED LINE AMPLIFIER FOR BROADBAND INFORMATION SIGNALS. |
DE3427687A1 (en) * | 1984-07-27 | 1986-02-06 | Wilfried 2303 Neuwittenbek Kort | Transistor sound amplifier circuit |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1160013B (en) * | 1960-05-30 | 1963-12-27 | Philips Nv | Counter-coupled transistor amplifier |
US3134080A (en) * | 1962-10-29 | 1964-05-19 | Northern Electric Co | Hybrid feedback amplifier |
-
1967
- 1967-11-06 NL NL6715068A patent/NL148461B/en not_active IP Right Cessation
-
1968
- 1968-10-22 DE DE19681804434 patent/DE1804434C3/en not_active Expired
- 1968-11-01 GB GB5183568A patent/GB1182764A/en not_active Expired
- 1968-11-04 DK DK535168A patent/DK137058B/en not_active IP Right Cessation
- 1968-11-04 CH CH1637768A patent/CH489955A/en not_active IP Right Cessation
- 1968-11-04 ES ES359862A patent/ES359862A1/en not_active Expired
- 1968-11-04 SE SE1493368A patent/SE356412B/xx unknown
- 1968-11-04 AT AT1068468A patent/AT290621B/en not_active IP Right Cessation
- 1968-11-04 BR BR20369568A patent/BR6803695D0/en unknown
- 1968-11-06 FR FR1591292D patent/FR1591292A/fr not_active Expired
- 1968-11-06 BE BE723472D patent/BE723472A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE1804434B2 (en) | 1975-11-27 |
NL148461B (en) | 1976-01-15 |
NL6715068A (en) | 1969-05-08 |
DE1804434A1 (en) | 1969-06-04 |
ES359862A1 (en) | 1970-06-16 |
GB1182764A (en) | 1970-03-04 |
AT290621B (en) | 1971-06-11 |
DK137058C (en) | 1978-06-12 |
BR6803695D0 (en) | 1973-02-27 |
DE1804434C3 (en) | 1981-11-05 |
SE356412B (en) | 1973-05-21 |
BE723472A (en) | 1969-05-06 |
FR1591292A (en) | 1970-04-27 |
DK137058B (en) | 1978-01-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |