FR985674A - Perfectionnements aux amplificateurs à lampes - Google Patents
Perfectionnements aux amplificateurs à lampesInfo
- Publication number
- FR985674A FR985674A FR985674DA FR985674A FR 985674 A FR985674 A FR 985674A FR 985674D A FR985674D A FR 985674DA FR 985674 A FR985674 A FR 985674A
- Authority
- FR
- France
- Prior art keywords
- tube amplifiers
- amplifiers
- tube
- 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
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/42—Amplifiers with two or more amplifying elements having their dc paths in series with the load, the control electrode of each element being excited by at least part of the input signal, e.g. so-called totem-pole amplifiers
- H03F3/44—Amplifiers with two or more amplifying elements having their dc paths in series with the load, the control electrode of each element being excited by at least part of the input signal, e.g. so-called totem-pole amplifiers with tubes only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB276293X | 1948-05-20 | ||
GB50149X | 1949-01-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR985674A true FR985674A (fr) | 1951-07-23 |
Family
ID=26239528
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR985674D Expired FR985674A (fr) | 1948-05-20 | 1949-05-04 | Perfectionnements aux amplificateurs à lampes |
Country Status (4)
Country | Link |
---|---|
US (1) | US2661398A (fr) |
CH (1) | CH276293A (fr) |
FR (1) | FR985674A (fr) |
GB (1) | GB657312A (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2783314A (en) * | 1952-05-29 | 1957-02-26 | John H Reaves | Square-wave amplifier circuits |
US2820140A (en) * | 1954-01-05 | 1958-01-14 | Rca Corp | Code converter |
US2764643A (en) * | 1954-03-23 | 1956-09-25 | Frank H Mcintosh | Oscillators |
DE1029878B (de) * | 1955-04-01 | 1958-05-14 | Philips Nv | Schaltung zur Verstaerkung mittels zweier vom Speisestrom in Reihe durchflossener Roehren |
US3028451A (en) * | 1956-11-01 | 1962-04-03 | Automatic Elect Lab | Transistor amplifier |
US3038125A (en) * | 1958-04-18 | 1962-06-05 | Philips Corp | Negative feedback circuit |
US3049672A (en) * | 1958-10-20 | 1962-08-14 | Sperry Rand Corp | Voltage generating circuit having an output trigger voltage that rises abruptly at apredetermined time |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2358428A (en) * | 1940-09-07 | 1944-09-19 | Emi Ltd | Thermionic valve amplifier circuit arrangement |
US2438960A (en) * | 1940-11-29 | 1948-04-06 | Rca Corp | Balanced amplifier |
US2310342A (en) * | 1940-11-29 | 1943-02-09 | Rca Corp | Balanced direct and alternating current amplifiers |
US2543819A (en) * | 1948-05-14 | 1951-03-06 | John E Williams | Push-pull differential electronic amplifier |
-
1948
- 1948-05-20 GB GB13741/48A patent/GB657312A/en not_active Expired
-
1949
- 1949-02-28 US US78804A patent/US2661398A/en not_active Expired - Lifetime
- 1949-03-16 CH CH276293D patent/CH276293A/fr unknown
- 1949-05-04 FR FR985674D patent/FR985674A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB657312A (en) | 1951-09-19 |
US2661398A (en) | 1953-12-01 |
CH276293A (fr) | 1951-06-30 |
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