BE441845A - - Google Patents
Info
- Publication number
- BE441845A BE441845A BE441845DA BE441845A BE 441845 A BE441845 A BE 441845A BE 441845D A BE441845D A BE 441845DA BE 441845 A BE441845 A BE 441845A
- Authority
- BE
- Belgium
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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/14—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means
- H03F1/16—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means in discharge-tube 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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
-
- 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
- H03F3/28—Push-pull amplifiers; Phase-splitters therefor with tubes only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/22—Automatic control in amplifiers having discharge tubes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL602634X | 1940-06-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE441845A true BE441845A (OSRAM) |
Family
ID=19787844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE441845D BE441845A (OSRAM) | 1940-06-22 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE441845A (OSRAM) |
| DE (1) | DE881379C (OSRAM) |
| FR (1) | FR873202A (OSRAM) |
| GB (1) | GB602634A (OSRAM) |
| NL (1) | NL57646C (OSRAM) |
-
0
- NL NL57646D patent/NL57646C/xx active
- BE BE441845D patent/BE441845A/xx unknown
-
1941
- 1941-06-20 FR FR873202D patent/FR873202A/fr not_active Expired
- 1941-06-20 DE DEN2319D patent/DE881379C/de not_active Expired
-
1945
- 1945-10-17 GB GB27203/45A patent/GB602634A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE881379C (de) | 1953-06-29 |
| NL57646C (OSRAM) | |
| FR873202A (fr) | 1942-07-02 |
| GB602634A (en) | 1948-05-31 |