BE455595A - - Google Patents
Info
- Publication number
- BE455595A BE455595A BE455595DA BE455595A BE 455595 A BE455595 A BE 455595A BE 455595D A BE455595D A BE 455595DA BE 455595 A BE455595 A BE 455595A
- 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
- H03F1/26—Modifications of amplifiers to reduce influence of noise generated by amplifying elements
- H03F1/28—Modifications of amplifiers to reduce influence of noise generated by amplifying elements in discharge-tube amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
- H03D7/08—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between the same two electrodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
- H03D7/10—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between different pairs of electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Particle Accelerators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL617647X | 1943-05-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE455595A true BE455595A (en) |
Family
ID=19788326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE455595D BE455595A (en) | 1943-05-03 |
Country Status (4)
Country | Link |
---|---|
US (1) | US2582725A (en) |
BE (1) | BE455595A (en) |
FR (1) | FR903902A (en) |
GB (1) | GB617647A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2859336A (en) * | 1951-10-22 | 1958-11-04 | Philips Corp | Frequency conversion of signal oscillation without use of an auxiliary local oscillation |
US2753449A (en) * | 1952-01-30 | 1956-07-03 | Gail E Boggs | Superheterodyne mixer with negative feedback for stabilizing conversion gain |
NL176033B (en) * | 1953-02-12 | Eastman Kodak Co | COLOR IMAGING DEVICE WITH A NUMBER OF LIGHT-SENSITIVE ELEMENTS THAT ARE SENSITIVE TO DIFFERENT SPECTRAL AREAS. | |
NL183196B (en) * | 1953-11-28 | M & T Chemicals Inc | PROCESS FOR THE PREPARATION OF A PREPARATION USED FOR VINYL CHLORIDE POLYMERS CELL-FORMED, PROCEDURE FOR THE PREPARATION OF VINYL CHLORIDE HOMO OR COPOLYMERS, AS WELL AS FORMED FOR RESPONSE, PREPARED UNDER ANY PREPARATION. CONSISTING WHOLLY OR PARTLY OF ANY PREPARED VINYL CHLORIDE HOMO OR COPOLYMER. | |
NL105942C (en) * | 1956-08-24 | |||
US3641441A (en) * | 1969-11-13 | 1972-02-08 | Motorola Inc | Frequency conversion module including emitter follower mixer |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB361351A (en) * | 1930-08-15 | 1931-11-16 | Graham Amplion Ltd | Improvements in thermionic valve circuits as applied to radiotelephonic systems and apparatus |
US2022085A (en) * | 1931-12-14 | 1935-11-26 | Hazeltine Corp | Radioreceiver |
US2032675A (en) * | 1933-11-18 | 1936-03-03 | Rca Corp | Radio receiver |
FR804163A (en) * | 1935-07-10 | 1936-10-17 | Csf | Further development of tube oscillators |
US2122283A (en) * | 1937-03-09 | 1938-06-28 | Rca Corp | Frequency converter |
US2202576A (en) * | 1938-01-31 | 1940-05-28 | Bendix Radio Corp | Modulation system |
US2302867A (en) * | 1941-10-25 | 1942-11-24 | Rca Corp | Combined mixer and intermediate frequency stage |
-
0
- BE BE455595D patent/BE455595A/xx unknown
-
1944
- 1944-05-02 FR FR903902D patent/FR903902A/en not_active Expired
-
1946
- 1946-07-02 US US680964A patent/US2582725A/en not_active Expired - Lifetime
- 1946-10-08 GB GB29996/46A patent/GB617647A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2582725A (en) | 1952-01-15 |
FR903902A (en) | 1945-10-22 |
GB617647A (en) | 1949-02-09 |