BE820138A - Elektrisch afstembare versterkerketen - Google Patents
Elektrisch afstembare versterkerketenInfo
- Publication number
- BE820138A BE820138A BE148720A BE148720A BE820138A BE 820138 A BE820138 A BE 820138A BE 148720 A BE148720 A BE 148720A BE 148720 A BE148720 A BE 148720A BE 820138 A BE820138 A BE 820138A
- Authority
- BE
- Belgium
- Prior art keywords
- electrically adjustable
- adjustable amplifier
- amplifier chain
- chain
- electrically
- 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
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
- H03F3/191—Tuned amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
- H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
- H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/72—Indexing scheme relating to amplifiers the amplifier stage being a common gate configuration MOSFET
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7313091A NL161935C (nl) | 1973-09-21 | 1973-09-21 | Elektrisch afstembare versterkerketen. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE820138A true BE820138A (nl) | 1975-01-16 |
Family
ID=19819661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE148720A BE820138A (nl) | 1973-09-21 | 1974-09-20 | Elektrisch afstembare versterkerketen |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE820138A (nl) |
| DE (1) | DE2443533C3 (nl) |
| FR (1) | FR2245127B3 (nl) |
| GB (1) | GB1464738A (nl) |
| NL (1) | NL161935C (nl) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3205875C2 (de) * | 1982-02-18 | 1984-03-08 | Siemens AG, 1000 Berlin und 8000 München | Einstellbare Entzerrerschaltung |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1254198B (de) * | 1964-07-08 | 1967-11-16 | Telefunken Patent | Oszillator, dessen Frequenz mit Hilfe einer Kapazitaetsvariationsdiode durchstimmbar ist |
| DE1246037B (de) * | 1965-10-21 | 1967-08-03 | Telefunken Patent | Transistorverstaerker mit Kollektorschwingkreis und mit Regelung des Verstaerkungsgrades durch eine Gleichspannung |
| DE1287655B (nl) * | 1967-10-24 | 1969-01-23 | ||
| NL153037B (nl) * | 1968-03-04 | 1977-04-15 | Philips Nv | Oscillatorschakeling voor ultrahoogfrequente elektrische trillingen. |
| DE1766734B1 (de) * | 1968-07-11 | 1971-03-11 | Philips Pat | Oszillatorschaltung fur den UHF Bereich mit einem Transistor |
| DE1791070B2 (de) * | 1968-09-06 | 1976-11-25 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Eingangsschaltung fuer autorundfunkempfaenger |
-
1973
- 1973-09-21 NL NL7313091A patent/NL161935C/nl not_active IP Right Cessation
-
1974
- 1974-09-11 DE DE19742443533 patent/DE2443533C3/de not_active Expired
- 1974-09-20 BE BE148720A patent/BE820138A/nl unknown
- 1974-09-20 FR FR7431888A patent/FR2245127B3/fr not_active Expired
- 1974-09-23 GB GB4125274A patent/GB1464738A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2443533B2 (de) | 1976-05-13 |
| DE2443533A1 (de) | 1975-04-17 |
| FR2245127A1 (nl) | 1975-04-18 |
| NL161935B (nl) | 1979-10-15 |
| NL161935C (nl) | 1980-03-17 |
| GB1464738A (en) | 1977-02-16 |
| NL7313091A (nl) | 1975-03-25 |
| DE2443533C3 (de) | 1982-02-25 |
| FR2245127B3 (nl) | 1977-07-01 |
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