BE468394A - - Google Patents
Info
- Publication number
- BE468394A BE468394A BE468394DA BE468394A BE 468394 A BE468394 A BE 468394A BE 468394D A BE468394D A BE 468394DA BE 468394 A BE468394 A BE 468394A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/06—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P7/00—Resonators of the waveguide type
- H01P7/06—Cavity resonators
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US575515A US2465639A (en) | 1945-01-31 | 1945-01-31 | Cavity resonator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE468394A true BE468394A (en:Method) |
Family
ID=24300632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE468394D BE468394A (en:Method) | 1945-01-31 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2465639A (en:Method) |
| BE (1) | BE468394A (en:Method) |
| FR (1) | FR940635A (en:Method) |
| GB (1) | GB607092A (en:Method) |
| NL (1) | NL67135C (en:Method) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2593234A (en) * | 1945-05-12 | 1952-04-15 | Bell Telephone Labor Inc | Cavity resonator |
| US2831171A (en) * | 1946-02-21 | 1958-04-15 | Brown Allan Harvey | Echo box having constant transient decay time |
| US2688122A (en) * | 1947-08-28 | 1954-08-31 | Bell Telephone Labor Inc | Constant q resonator |
| US2656533A (en) * | 1948-10-28 | 1953-10-20 | Westinghouse Electric Corp | Performance indicator arrangement for wave energy systems |
| US2715681A (en) * | 1949-09-21 | 1955-08-16 | Du Mont Allen B Lab Inc | Tuner for ultra high frequencies |
| US2824965A (en) * | 1954-01-25 | 1958-02-25 | Oak Mfg Co | Ultra-high frequency multi-section tuner |
| US3783420A (en) * | 1972-11-20 | 1974-01-01 | Oak Industries Inc | Method for coupling and bandpass control in uhf varactor tuners |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1802767A (en) * | 1924-10-01 | 1931-04-28 | Rca Corp | Oscillation circuit |
| US2106769A (en) * | 1935-08-23 | 1938-02-01 | American Telephone & Telegraph | Transmission of guided waves |
| US2242404A (en) * | 1938-10-19 | 1941-05-20 | Telefunken Gmbh | Tunable oscillatory circuit for ultra-short waves |
| US2235521A (en) * | 1939-07-26 | 1941-03-18 | Bell Telephone Labor Inc | Frequency indicator |
| US2423506A (en) * | 1943-11-29 | 1947-07-08 | Rca Corp | Wavemeter for centimeter waves |
| US2405277A (en) * | 1943-12-02 | 1946-08-06 | Philco Radio & Television Corp | Tuning apparatus |
-
0
- NL NL67135D patent/NL67135C/xx active
- BE BE468394D patent/BE468394A/xx unknown
-
1945
- 1945-01-31 US US575515A patent/US2465639A/en not_active Expired - Lifetime
-
1946
- 1946-01-25 GB GB2518/46A patent/GB607092A/en not_active Expired
- 1946-08-27 FR FR940635D patent/FR940635A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR940635A (fr) | 1948-12-17 |
| US2465639A (en) | 1949-03-29 |
| GB607092A (en) | 1948-08-25 |
| NL67135C (en:Method) |