DE974964C - Rauscharme mit Geschwindigkeitsmodulation einer gebuendelten Elektronenstroemung arbeitende Entladungsroehre - Google Patents
Rauscharme mit Geschwindigkeitsmodulation einer gebuendelten Elektronenstroemung arbeitende EntladungsroehreInfo
- Publication number
- DE974964C DE974964C DEW11278A DEW0011278A DE974964C DE 974964 C DE974964 C DE 974964C DE W11278 A DEW11278 A DE W11278A DE W0011278 A DEW0011278 A DE W0011278A DE 974964 C DE974964 C DE 974964C
- Authority
- DE
- Germany
- Prior art keywords
- electron
- flow
- waveguide
- cathode
- anode
- 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
- 238000010894 electron beam technology Methods 0.000 claims description 43
- 230000001133 acceleration Effects 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005684 electric field Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000011835 investigation Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 239000010406 cathode material Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012552 review Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000763 evoking effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/06—Electron or ion guns
- H01J23/065—Electron or ion guns producing a solid cylindrical beam
-
- 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
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/34—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being vacuum tube
Landscapes
- Microwave Tubes (AREA)
- Particle Accelerators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US293186A US2792518A (en) | 1952-06-12 | 1952-06-12 | Low noise velocity modulation tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE974964C true DE974964C (de) | 1961-06-15 |
Family
ID=23128045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEW11278A Expired DE974964C (de) | 1952-06-12 | 1953-05-23 | Rauscharme mit Geschwindigkeitsmodulation einer gebuendelten Elektronenstroemung arbeitende Entladungsroehre |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US2792518A (en)) |
| BE (1) | BE520612A (en)) |
| CH (1) | CH330293A (en)) |
| DE (1) | DE974964C (en)) |
| FR (1) | FR1080863A (en)) |
| GB (1) | GB739394A (en)) |
| NL (2) | NL91447C (en)) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB748945A (en) * | 1949-08-12 | 1956-05-16 | Standard Telephones Cables Ltd | Improvements in or relating to electron discharge tubes |
| NL200290A (en)) * | 1953-03-26 | 1900-01-01 | ||
| US2936393A (en) * | 1956-12-28 | 1960-05-10 | Hughes Aircraft Co | Low noise traveling-wave tube |
| CA606402A (en) * | 1957-12-03 | 1960-10-04 | Hughes Aircraft Company | Low noise electron gun |
| NL269926A (en)) * | 1961-10-04 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE814490C (de) * | 1948-12-10 | 1951-09-24 | Western Electric Co | Elektronischer Verstaerker |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE476787A (en)) * | 1946-10-22 | |||
| US2578434A (en) * | 1947-06-25 | 1951-12-11 | Rca Corp | High-frequency electron discharge device of the traveling wave type |
| US2632130A (en) * | 1947-11-28 | 1953-03-17 | Joseph F Hull | High current density beam tube |
| NL89376C (en)) * | 1950-06-17 |
-
0
- BE BE520612D patent/BE520612A/xx unknown
- NL NLAANVRAGE7710731,A patent/NL179062B/xx unknown
- NL NL91447D patent/NL91447C/xx active
- US US24794D patent/USRE24794E/en not_active Expired
-
1952
- 1952-06-12 US US293186A patent/US2792518A/en not_active Expired - Lifetime
-
1953
- 1953-05-23 DE DEW11278A patent/DE974964C/de not_active Expired
- 1953-06-05 FR FR1080863D patent/FR1080863A/fr not_active Expired
- 1953-06-09 CH CH330293D patent/CH330293A/fr unknown
- 1953-06-09 GB GB15841/53A patent/GB739394A/en not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE814490C (de) * | 1948-12-10 | 1951-09-24 | Western Electric Co | Elektronischer Verstaerker |
Also Published As
| Publication number | Publication date |
|---|---|
| GB739394A (en) | 1955-10-26 |
| NL91447C (en)) | |
| USRE24794E (en) | 1960-03-15 |
| BE520612A (en)) | |
| FR1080863A (fr) | 1954-12-14 |
| US2792518A (en) | 1957-05-14 |
| CH330293A (fr) | 1958-05-31 |
| NL179062B (nl) |
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