NL81970C - - Google Patents
Info
- Publication number
- NL81970C NL81970C NL146666A NL146666A NL81970C NL 81970 C NL81970 C NL 81970C NL 146666 A NL146666 A NL 146666A NL 146666 A NL146666 A NL 146666A NL 81970 C NL81970 C NL 81970C
- Authority
- NL
- Netherlands
Links
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
- H01J23/16—Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge
- H01J23/24—Slow-wave structures, e.g. delay systems
- H01J23/26—Helical slow-wave structures; Adjustment therefor
-
- 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
- H01J23/16—Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge
- H01J23/24—Slow-wave structures, e.g. delay systems
- H01J23/26—Helical slow-wave structures; Adjustment therefor
- H01J23/27—Helix-derived slow-wave structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P9/00—Delay lines of the waveguide type
- H01P9/02—Helical lines
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1432648A GB646545A (en) | 1948-05-27 | 1948-05-27 | Improvements in or relating to electromagnetic waveguides |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL81970C true NL81970C (en) | 1956-07-16 |
Family
ID=10039174
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL666615721A NL146666B (en) | 1948-05-27 | SIGNAL AMPLIFIER. | |
| NL146666A NL81970C (en) | 1948-05-27 | 1949-05-27 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL666615721A NL146666B (en) | 1948-05-27 | SIGNAL AMPLIFIER. |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR987303A (en) |
| GB (2) | GB646545A (en) |
| NL (2) | NL81970C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB754436A (en) * | 1953-01-07 | 1956-08-08 | Gen Electric | Improvements relating to travelling wave apparatus |
| US2824257A (en) * | 1953-03-03 | 1958-02-18 | Gen Electric | Traveling wave tube |
| US2843792A (en) * | 1953-03-30 | 1958-07-15 | Bell Telephone Labor Inc | Traveling wave tube |
| US2905858A (en) * | 1953-06-30 | 1959-09-22 | Bell Telephone Labor Inc | Impedance matching by means of coupled helices |
| NL189984C (en) * | 1953-08-14 | |||
| DE1052479B (en) * | 1953-10-12 | 1959-03-12 | Varian Associates | Running field pipes |
-
0
- NL NL666615721A patent/NL146666B/en unknown
-
1948
- 1948-05-27 GB GB1432648A patent/GB646545A/en not_active Expired
- 1948-05-27 GB GB1432748A patent/GB646546A/en not_active Expired
-
1949
- 1949-05-25 FR FR987303D patent/FR987303A/en not_active Expired
- 1949-05-27 NL NL146666A patent/NL81970C/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| NL146666B (en) | |
| GB646546A (en) | 1950-11-22 |
| GB646545A (en) | 1950-11-22 |
| FR987303A (en) | 1951-08-13 |