BE492101A - - Google Patents
Info
- Publication number
- BE492101A BE492101A BE492101DA BE492101A BE 492101 A BE492101 A BE 492101A BE 492101D A BE492101D A BE 492101DA BE 492101 A BE492101 A BE 492101A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B9/00—Generation of oscillations using transit-time effects
- H03B9/01—Generation of oscillations using transit-time effects using discharge tubes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
- H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
- H01J25/38—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the forward travelling wave being utilised
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR873567X | 1948-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE492101A true BE492101A (enrdf_load_stackoverflow) |
Family
ID=9359355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE492101D BE492101A (enrdf_load_stackoverflow) | 1948-11-19 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE492101A (enrdf_load_stackoverflow) |
| CH (1) | CH290458A (enrdf_load_stackoverflow) |
| DE (1) | DE873567C (enrdf_load_stackoverflow) |
| FR (1) | FR978576A (enrdf_load_stackoverflow) |
| GB (1) | GB672292A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2753481A (en) * | 1952-06-14 | 1956-07-03 | Sperry Rand Corp | Travelling wave oscillators |
| DE974255C (de) * | 1954-08-05 | 1960-11-10 | Standard Elek K Lorenz Ag | Wanderfeldverstaerkerroehre mit mindestens zwei in Elektronenstrahlrichtung hintereinanderliegenden Wendeln |
| DE1096509B (de) * | 1955-04-09 | 1961-01-05 | Telefunken Gmbh | Wanderfeldverstaerkerroehre, deren Verzoegerungsleitung aus zwei hintereinanderliegenden Wendelabschnitten besteht |
| US3143681A (en) * | 1959-12-07 | 1964-08-04 | Gen Electric | Spiral electrostatic electron lens |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL187376B (nl) * | 1946-01-11 | Northern Telecom Ltd | Telefoonspraaknetwerk. |
-
0
- BE BE492101D patent/BE492101A/xx unknown
-
1948
- 1948-11-19 FR FR978576D patent/FR978576A/fr not_active Expired
-
1949
- 1949-10-22 CH CH290458D patent/CH290458A/fr unknown
- 1949-10-25 GB GB27427/49A patent/GB672292A/en not_active Expired
-
1950
- 1950-10-01 DE DEC2933A patent/DE873567C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH290458A (fr) | 1953-04-30 |
| DE873567C (de) | 1953-04-16 |
| GB672292A (en) | 1952-05-21 |
| FR978576A (fr) | 1951-04-16 |