BE458293A - - Google Patents
Info
- Publication number
- BE458293A BE458293A BE458293DA BE458293A BE 458293 A BE458293 A BE 458293A BE 458293D A BE458293D A BE 458293DA BE 458293 A BE458293 A BE 458293A
- 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
- H03F1/34—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
- H03F3/46—Reflex amplifiers
- H03F3/48—Reflex amplifiers 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)
- Control Of Amplification And Gain Control (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL2508936X | 1943-03-03 | ||
| BE253136X | 1945-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE458293A true BE458293A (en:Method) |
Family
ID=32231634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE458293D BE458293A (en:Method) | 1943-03-03 |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US2508936A (en:Method) |
| BE (1) | BE458293A (en:Method) |
| CH (1) | CH253136A (en:Method) |
| DE (1) | DE830360C (en:Method) |
| FR (1) | FR923062A (en:Method) |
| GB (2) | GB615987A (en:Method) |
| NL (2) | NL64007C (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE505162A (en:Method) * | 1950-08-10 | |||
| US2778932A (en) * | 1951-06-15 | 1957-01-22 | Admiral Corp | Reflex amplifier circuits |
| US9515690B1 (en) | 2014-08-22 | 2016-12-06 | Interstate Electronics Corporation | Receiver with multi-spectrum parallel amplification |
| US9356639B1 (en) | 2014-08-22 | 2016-05-31 | Interstate Electronics Corporation | Receiver with multi-spectrum parallel amplification |
| US9246664B1 (en) | 2014-08-22 | 2016-01-26 | Interstate Electronics Corporation | Receiver with multi-spectrum parallel amplification |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL38500C (en:Method) * | 1932-07-24 | |||
| US2093072A (en) * | 1932-10-03 | 1937-09-14 | Emi Ltd | Amplifier gain control circuit |
| US2055992A (en) * | 1933-04-28 | 1936-09-29 | Rca Corp | Reflex superheterodyne receiver |
| US2005789A (en) * | 1934-01-27 | 1935-06-25 | Rca Corp | One tube radioreceiver |
| US2058512A (en) * | 1934-05-28 | 1936-10-27 | Rca Corp | Radio receiver |
| GB443191A (en) * | 1934-12-11 | 1936-02-24 | Philips Nv | Improvements in or relating to thermionic amplifiers |
| US2053449A (en) * | 1935-02-28 | 1936-09-08 | Rca Corp | Detector distortion control |
| GB467430A (en) * | 1935-12-16 | 1937-06-16 | Marconi Wireless Telegraph Co | Improvements in or relating to thermionic amplifiers |
| US2269249A (en) * | 1937-12-16 | 1942-01-06 | Telefunken Gmbh | Controlled feedback circuit |
| DE738775C (de) * | 1937-12-31 | 1943-09-11 | Telefunken Gmbh | Schaltungsanordnung zur Herabsetzung der Verzerrungen bei mehrstufigen Verstaerkern |
| US2315042A (en) * | 1938-01-06 | 1943-03-30 | Patents Res Corp | Automatic electronic control system |
| US2201365A (en) * | 1938-07-13 | 1940-05-21 | Hazeltine Corp | Duplex vacuum-tube repeater |
| US2234691A (en) * | 1938-10-18 | 1941-03-11 | Gen Electric | Electron discharge circuit |
| US2205243A (en) * | 1938-12-15 | 1940-06-18 | Gen Electric | Amplifier |
| FR863009A (fr) * | 1939-01-24 | 1941-03-21 | Philips Nv | Dispositif de réglage de l'amplification, notamment dans les récepteurs et les amplificateurs radio-électriques |
| US2452340A (en) * | 1941-01-29 | 1948-10-26 | Hartford Nat Bank & Trust Co | Radio receiver circuit arrangement |
-
0
- NL NL69397D patent/NL69397C/xx active
- BE BE458293D patent/BE458293A/xx unknown
- NL NL64007D patent/NL64007C/xx active
-
1946
- 1946-03-01 FR FR923062D patent/FR923062A/fr not_active Expired
- 1946-03-01 CH CH253136D patent/CH253136A/fr unknown
- 1946-03-02 GB GB6563/46A patent/GB615987A/en not_active Expired
- 1946-04-12 US US661519A patent/US2508936A/en not_active Expired - Lifetime
- 1946-04-29 US US665663A patent/US2582100A/en not_active Expired - Lifetime
- 1946-07-24 GB GB22005/46A patent/GB628565A/en not_active Expired
-
1948
- 1948-11-26 DE DEP22680A patent/DE830360C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB615987A (en) | 1949-01-14 |
| GB628565A (en) | 1949-08-31 |
| DE830360C (de) | 1952-02-04 |
| CH253136A (fr) | 1948-02-15 |
| FR923062A (fr) | 1947-06-26 |
| US2582100A (en) | 1952-01-08 |
| NL64007C (en:Method) | |
| NL69397C (en:Method) | |
| US2508936A (en) | 1950-05-23 |