NL66638C - - Google Patents
Info
- Publication number
- NL66638C NL66638C NL66638DA NL66638C NL 66638 C NL66638 C NL 66638C NL 66638D A NL66638D A NL 66638DA NL 66638 C NL66638 C NL 66638C
- Authority
- NL
- Netherlands
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
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/04—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers
- H03F1/06—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers to raise the efficiency of amplifying modulated radio frequency waves; to raise the efficiency of amplifiers acting also as modulators
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C1/00—Amplitude modulation
- H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
-
- 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
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/04—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers
- H03F1/06—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers to raise the efficiency of amplifying modulated radio frequency waves; to raise the efficiency of amplifiers acting also as modulators
- H03F1/07—Doherty-type amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB33252/37A GB506660A (en) | 1937-12-01 | 1937-12-01 | Improvements in or relating to modulated carrier wave transmitters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL66638C true NL66638C (de) |
Family
ID=10350509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL66638D NL66638C (de) | 1937-12-01 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2238255A (de) |
| FR (1) | FR846889A (de) |
| GB (1) | GB506660A (de) |
| NL (1) | NL66638C (de) |
-
0
- NL NL66638D patent/NL66638C/xx active
-
1937
- 1937-12-01 GB GB33252/37A patent/GB506660A/en not_active Expired
-
1938
- 1938-11-30 US US243111A patent/US2238255A/en not_active Expired - Lifetime
- 1938-12-01 FR FR846889D patent/FR846889A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB506660A (en) | 1939-06-01 |
| FR846889A (fr) | 1939-09-27 |
| US2238255A (en) | 1941-04-15 |