BE421093A - - Google Patents
Info
- Publication number
- BE421093A BE421093A BE421093DA BE421093A BE 421093 A BE421093 A BE 421093A BE 421093D A BE421093D A BE 421093DA BE 421093 A BE421093 A BE 421093A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F19/00—Fixed transformers or mutual inductances of the signal type
- H01F19/02—Audio-frequency transformers or mutual inductances, i.e. not suitable for handling frequencies considerably beyond the audio range
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/50—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
- H03F3/52—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower with tubes only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB13813/36A GB475129A (en) | 1936-05-15 | 1936-05-15 | Improvements in or relating to methods of and means for modifying capacity effects in electrical apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE421093A true BE421093A (de) |
Family
ID=10029846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE421093D BE421093A (de) | 1936-05-15 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2202506A (de) |
| BE (1) | BE421093A (de) |
| FR (1) | FR820454A (de) |
| GB (1) | GB475129A (de) |
| NL (1) | NL48985C (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2704791A (en) * | 1949-04-29 | 1955-03-22 | Western Electric Co | Push-pull amplifier circuit |
| US2646467A (en) * | 1949-07-13 | 1953-07-21 | Frank H Mcintosh | Wide band amplifier |
| US2714710A (en) * | 1949-07-23 | 1955-08-02 | Philco Corp | Transformer |
| US2648727A (en) * | 1949-10-04 | 1953-08-11 | Crosley Broadeasting Corp | Push-pull wide band amplifier |
| DE973683C (de) * | 1952-09-09 | 1960-04-28 | Jan Friedrich Dr-Ing Toennies | Verstaerkerroehrenanordnung in Kathodenfolgeschaltung |
| GB2103426B (en) * | 1981-08-08 | 1985-02-06 | Marconi Co Ltd | Transformers |
-
0
- BE BE421093D patent/BE421093A/xx unknown
- NL NL48985D patent/NL48985C/xx active
-
1936
- 1936-05-15 GB GB13813/36A patent/GB475129A/en not_active Expired
-
1937
- 1937-03-31 FR FR820454D patent/FR820454A/fr not_active Expired
- 1937-04-16 US US137259A patent/US2202506A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2202506A (en) | 1940-05-28 |
| NL48985C (de) | |
| GB475129A (en) | 1937-11-15 |
| FR820454A (fr) | 1937-11-12 |