BE442735A - - Google Patents
Info
- Publication number
- BE442735A BE442735A BE442735DA BE442735A BE 442735 A BE442735 A BE 442735A BE 442735D A BE442735D A BE 442735DA BE 442735 A BE442735 A BE 442735A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/32—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns
-
- 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
- H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US303778A US2226238A (en) | 1939-11-10 | 1939-11-10 | Coupling circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE442735A true BE442735A (xx) | 1941-10-31 |
Family
ID=23173649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE442735D BE442735A (xx) | 1939-11-10 | 1941-09-17 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2226238A (xx) |
| BE (1) | BE442735A (xx) |
| CH (1) | CH250536A (xx) |
| FR (1) | FR867809A (xx) |
| GB (1) | GB541986A (xx) |
| NL (1) | NL66172C (xx) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2803801A (en) * | 1957-08-20 | Wave analyzing apparatus | ||
| US2714137A (en) * | 1944-10-12 | 1955-07-26 | George S Dzwons | Stabilized amplifier |
| US2533802A (en) * | 1945-07-20 | 1950-12-12 | Cornell Dubilier Electric | Selective amplifier |
| US2624778A (en) * | 1945-10-25 | 1953-01-06 | Gilbert J Perlow | Electronic fluxmeter and alternating current amplifier |
| US2521828A (en) * | 1946-06-25 | 1950-09-12 | Western Electric Co | Coaxial line attenuator |
| US2687935A (en) * | 1948-02-10 | 1954-08-31 | Western Union Telegraph Co | Signal amplifying system for electrically actuated recording devices |
| US2777214A (en) * | 1951-05-11 | 1957-01-15 | Henry P Birmingham | Radar tracking demonstrating and training instrument |
| US2762949A (en) * | 1951-07-27 | 1956-09-11 | Du Mont Allen B Lab Inc | Comparator circuit |
| US2892081A (en) * | 1953-11-18 | 1959-06-23 | Bell Telephone Labor Inc | Instantaneous signal amplitude clipper |
| US2924779A (en) * | 1954-03-26 | 1960-02-09 | Philips Corp | Stepfunction amplifier |
-
1939
- 1939-11-10 US US303778A patent/US2226238A/en not_active Expired - Lifetime
-
1940
- 1940-08-23 GB GB13398/40A patent/GB541986A/en not_active Expired
- 1940-11-27 FR FR867809D patent/FR867809A/fr not_active Expired
-
1941
- 1941-09-17 BE BE442735D patent/BE442735A/xx unknown
-
1942
- 1942-07-07 NL NL106799A patent/NL66172C/xx active
-
1945
- 1945-03-03 CH CH250536D patent/CH250536A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US2226238A (en) | 1940-12-24 |
| NL66172C (xx) | 1950-08-15 |
| CH250536A (fr) | 1947-08-31 |
| FR867809A (fr) | 1941-11-29 |
| GB541986A (en) | 1941-12-19 |