BE400867A - - Google Patents
Info
- Publication number
- BE400867A BE400867A BE400867DA BE400867A BE 400867 A BE400867 A BE 400867A BE 400867D A BE400867D A BE 400867DA BE 400867 A BE400867 A BE 400867A
- 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
-
- 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
- H03F1/10—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of amplifying elements with multiple electrode connections
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Details Of Valves (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL414051X | 1933-01-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE400867A true BE400867A (fr) |
Family
ID=19786001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE400867D BE400867A (fr) | 1933-01-26 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2118122A (fr) |
| BE (1) | BE400867A (fr) |
| DE (2) | DE676285C (fr) |
| FR (1) | FR767185A (fr) |
| GB (2) | GB415009A (fr) |
| NL (1) | NL40365C (fr) |
-
0
- NL NL40365D patent/NL40365C/xx active
- BE BE400867D patent/BE400867A/xx unknown
-
1933
- 1933-11-17 US US698486A patent/US2118122A/en not_active Expired - Lifetime
- 1933-12-13 GB GB16023/34A patent/GB415009A/en not_active Expired
- 1933-12-13 GB GB35099/33A patent/GB414051A/en not_active Expired
- 1933-12-28 DE DEN38604D patent/DE676285C/de not_active Expired
- 1933-12-28 DE DEN36120D patent/DE656699C/de not_active Expired
-
1934
- 1934-01-16 FR FR767185D patent/FR767185A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE676285C (de) | 1939-06-01 |
| US2118122A (en) | 1938-05-24 |
| DE656699C (de) | 1938-02-12 |
| GB415009A (en) | 1934-08-16 |
| NL40365C (fr) | |
| FR767185A (fr) | 1934-07-12 |
| GB414051A (en) | 1934-07-24 |