IT676345B - Perfezionamento negli amplificatori a transistori - Google Patents
Perfezionamento negli amplificatori a transistoriInfo
- Publication number
- IT676345B IT676345B IT1991662A IT1991662A IT676345B IT 676345 B IT676345 B IT 676345B IT 1991662 A IT1991662 A IT 1991662A IT 1991662 A IT1991662 A IT 1991662A IT 676345 B IT676345 B IT 676345B
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- transistor amplifiers
- amplifiers
- transistor
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/34—DC amplifiers in which all stages are DC-coupled
- H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
-
- 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
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
- H03F1/303—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters using a switching device
-
- 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
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
- H03F1/302—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in bipolar transistor 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
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR878299A FR1312562A (fr) | 1961-11-08 | 1961-11-08 | Amplificateur à transistrons |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT676345B true IT676345B (it) | 1964-11-25 |
Family
ID=8766267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT1991662A IT676345B (it) | 1961-11-08 | 1962-10-13 | Perfezionamento negli amplificatori a transistori |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3199041A (it) |
| BE (1) | BE623779A (it) |
| DE (1) | DE1161319B (it) |
| FR (1) | FR1312562A (it) |
| IT (1) | IT676345B (it) |
| NL (1) | NL284366A (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3328711A (en) * | 1963-10-09 | 1967-06-27 | Optimation Inc | Infinite plate load impedance amplifier |
| DE1238960B (de) * | 1964-12-31 | 1967-04-20 | Telefunken Patent | Schaltungsanordnung zur Auswertung der an einem Widerstand durch aeussere Einwirkung erzeugten Gleichspannungsaenderungen, die ueber eine Verstaerkerschaltung einer Ausgangsklemme zugefuehrt werden |
| US3440351A (en) * | 1966-09-09 | 1969-04-22 | Bell Telephone Labor Inc | Telephone transmitter circuit employing variable capacitance microphone |
| JPS5248695Y2 (it) * | 1971-09-23 | 1977-11-05 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2854606A (en) * | 1955-12-06 | 1958-09-30 | Tele Dynamics Inc | Temperature compensated circuit |
| US3130329A (en) * | 1959-05-04 | 1964-04-21 | Endevco Corp | Measuring system |
-
1961
- 1961-11-08 NL NL284366D patent/NL284366A/nl unknown
- 1961-11-08 FR FR878299A patent/FR1312562A/fr not_active Expired
-
1962
- 1962-10-13 IT IT1991662A patent/IT676345B/it active
- 1962-10-13 DE DEP30357A patent/DE1161319B/de active Pending
- 1962-10-18 BE BE623779A patent/BE623779A/fr unknown
- 1962-10-23 US US232537A patent/US3199041A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3199041A (en) | 1965-08-03 |
| BE623779A (fr) | 1962-11-14 |
| DE1161319B (de) | 1964-01-16 |
| NL284366A (nl) | 1965-01-25 |
| FR1312562A (fr) | 1962-12-21 |
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