BE506427A - - Google Patents
Info
- Publication number
- BE506427A BE506427A BE506427DA BE506427A BE 506427 A BE506427 A BE 506427A BE 506427D A BE506427D A BE 506427DA BE 506427 A BE506427 A BE 506427A
- 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
- H03F1/52—Circuit arrangements for protecting such amplifiers
- H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL298000X | 1950-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE506427A true BE506427A (US20080094685A1-20080424-C00004.png) |
Family
ID=19783069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE506427D BE506427A (US20080094685A1-20080424-C00004.png) | 1950-10-17 |
Country Status (5)
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1040606B (de) * | 1954-02-12 | 1958-10-09 | Siemens Ag | Roehrenverstaerkerstufe mit Stromspannungsgegenkopplung |
| US2903524A (en) * | 1956-01-31 | 1959-09-08 | Ca Atomic Energy Ltd | D-c amplifier |
| US2968768A (en) * | 1956-08-01 | 1961-01-17 | Walter K Volkers | Noise separator to improve signal-to-noise ratio |
| US2832848A (en) * | 1957-01-16 | 1958-04-29 | Glyn A Neff | Electrical signal amplifiers |
| US2956235A (en) * | 1957-12-30 | 1960-10-11 | Sylvania Electric Prod | Constant amplitude generator |
| US2997660A (en) * | 1958-04-23 | 1961-08-22 | Epsco Inc | D. c. amplifier with fixed output polarity |
| US3060326A (en) * | 1958-12-08 | 1962-10-23 | Well Surveys Inc | Automatic pulse amplitude control |
| US3021490A (en) * | 1958-12-23 | 1962-02-13 | Bell Telephone Labor Inc | Parallel high frequency amplifier circuits |
| US3173096A (en) * | 1962-05-02 | 1965-03-09 | Beckman Instruments Inc | Clamping circuits for limiting the output of an amplifier |
| US4598212A (en) * | 1984-12-17 | 1986-07-01 | Honeywell, Inc. | Driver circuit |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1991195A (en) * | 1931-10-31 | 1935-02-12 | Bell Telephone Labor Inc | Wave transmission network |
| GB533254A (en) * | 1938-10-26 | 1941-02-10 | Philips Nv | Improvements in or relating to thermionic amplifiers with negative feedback and volume control |
| US2343207A (en) * | 1940-02-07 | 1944-02-29 | Rca Corp | Wave translation device |
| US2315040A (en) * | 1940-12-28 | 1943-03-30 | Bell Telephone Labor Inc | Electric wave amplification |
| US2478021A (en) * | 1941-08-05 | 1949-08-02 | Hartford Nat Bank & Trust Co | High-frequency amplifying circuit arrangement |
| NL77931C (US20080094685A1-20080424-C00004.png) * | 1946-04-12 |
-
0
- BE BE506427D patent/BE506427A/xx unknown
-
1951
- 1951-09-12 US US246252A patent/US2719191A/en not_active Expired - Lifetime
- 1951-10-15 CH CH298000D patent/CH298000A/de unknown
- 1951-10-15 FR FR1043862D patent/FR1043862A/fr not_active Expired
- 1951-10-16 DE DEN4551A patent/DE862916C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1043862A (fr) | 1953-11-12 |
| US2719191A (en) | 1955-09-27 |
| CH298000A (de) | 1954-04-15 |
| DE862916C (de) | 1953-01-15 |
