GB536089A - Improvements in or relating to thermionic valve amplifiers - Google Patents
Improvements in or relating to thermionic valve amplifiersInfo
- Publication number
- GB536089A GB536089A GB21912/39A GB2191239A GB536089A GB 536089 A GB536089 A GB 536089A GB 21912/39 A GB21912/39 A GB 21912/39A GB 2191239 A GB2191239 A GB 2191239A GB 536089 A GB536089 A GB 536089A
- Authority
- GB
- United Kingdom
- Prior art keywords
- valve
- resistance
- grid
- cathode
- feedback
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000008878 coupling Effects 0.000 abstract 2
- 238000010168 coupling process Methods 0.000 abstract 2
- 238000005859 coupling reaction Methods 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000001747 exhibiting effect Effects 0.000 abstract 1
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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
- H04N5/202—Gamma control
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Picture Signal Circuits (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB21912/39A GB536089A (en) | 1939-07-28 | 1939-07-28 | Improvements in or relating to thermionic valve amplifiers |
US351593A US2269001A (en) | 1939-07-28 | 1940-08-06 | Thermionic valve amplifier |
FR928906D FR928906A (fr) | 1939-07-28 | 1946-06-03 | Amplificateur à valve thermionique |
DEE2008A DE886608C (de) | 1939-07-28 | 1950-08-26 | Schaltungsanordnung fuer Roehrenverstaerker, insbesondere fuer die Fernuebertragung von Filmen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB21912/39A GB536089A (en) | 1939-07-28 | 1939-07-28 | Improvements in or relating to thermionic valve amplifiers |
Publications (1)
Publication Number | Publication Date |
---|---|
GB536089A true GB536089A (en) | 1941-05-02 |
Family
ID=10170884
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB21912/39A Expired GB536089A (en) | 1939-07-28 | 1939-07-28 | Improvements in or relating to thermionic valve amplifiers |
Country Status (4)
Country | Link |
---|---|
US (1) | US2269001A (de) |
DE (1) | DE886608C (de) |
FR (1) | FR928906A (de) |
GB (1) | GB536089A (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB580527A (en) * | 1942-06-05 | 1946-09-11 | Alan Dower Blumlein | Improvements in or relating to electrical circuit arrangements for effecting integration and applications thereof |
US2424350A (en) * | 1944-02-05 | 1947-07-22 | Farnsworth Television & Radio | Video and synchronizing signal combining amplifier |
FR954503A (de) * | 1944-04-27 | 1950-01-03 | ||
US2693647A (en) * | 1944-12-21 | 1954-11-09 | Robert O Bolster | Radar training system |
US2535257A (en) * | 1945-05-03 | 1950-12-26 | France B Berger | Electrical circuit |
US2702857A (en) * | 1946-03-08 | 1955-02-22 | France B Berger | Square root computer |
US2582831A (en) * | 1946-03-22 | 1952-01-15 | Faximile Inc | Logarithmic circuit |
US2574690A (en) * | 1947-03-12 | 1951-11-13 | Rca Corp | Amplifier-rectifier circuit |
US2698400A (en) * | 1947-06-03 | 1954-12-28 | Sylvania Electric Prod | Generator for dynamic focusing of cathode ray tubes |
US2613286A (en) * | 1947-06-20 | 1952-10-07 | Deering Milliken Res Trust | Cathode follower amplifier |
US2656413A (en) * | 1947-07-31 | 1953-10-20 | Emi Ltd | Television receiver |
US2602924A (en) * | 1947-10-23 | 1952-07-08 | Airborne Instr Lab Inc | Antenna field pattern measuring system |
US2592193A (en) * | 1949-03-03 | 1952-04-08 | Us Sec War | Means for reducing amplitude distortion in cathode-follower amplifiers |
US2680806A (en) * | 1949-12-24 | 1954-06-08 | Du Mont Allen B Lab Inc | Noise reducing synchronization circuit |
US2752487A (en) * | 1950-09-07 | 1956-06-26 | Rca Corp | Pulse generating circuits |
US2598631A (en) * | 1950-12-27 | 1952-05-27 | Ibm | Stabilized trigger circuit |
BE525104A (de) * | 1952-12-17 | |||
US2876349A (en) * | 1954-07-30 | 1959-03-03 | Rca Corp | Signal processing circuits |
US2829211A (en) * | 1954-10-29 | 1958-04-01 | Hoffman Electrics Corp | Narrow band amplifiers or the like |
DE1216941B (de) * | 1960-06-11 | 1966-05-18 | Koepenick Funkwerk Veb | Gegentaktmodulationsverstaerker |
-
1939
- 1939-07-28 GB GB21912/39A patent/GB536089A/en not_active Expired
-
1940
- 1940-08-06 US US351593A patent/US2269001A/en not_active Expired - Lifetime
-
1946
- 1946-06-03 FR FR928906D patent/FR928906A/fr not_active Expired
-
1950
- 1950-08-26 DE DEE2008A patent/DE886608C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR928906A (fr) | 1947-12-11 |
DE886608C (de) | 1953-08-17 |
US2269001A (en) | 1942-01-06 |
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