BE469787A - - Google Patents
Info
- Publication number
- BE469787A BE469787A BE469787DA BE469787A BE 469787 A BE469787 A BE 469787A BE 469787D A BE469787D A BE 469787DA BE 469787 A BE469787 A BE 469787A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P7/00—Resonators of the waveguide type
- H01P7/02—Lecher resonators
-
- 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
- H03B5/18—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance
- H03B5/1817—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a cavity resonator
- H03B5/1835—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a cavity resonator the active element in the amplifier being a vacuum tube
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/28—Continuous tuning of more than one resonant circuit simultaneously, the tuning frequencies of the circuits having a substantially constant difference throughout the tuning range
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US503766A US2415141A (en) | 1943-09-25 | 1943-09-25 | Tunable ultra high frequency apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE469787A true BE469787A (it) |
Family
ID=24003415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE469787D BE469787A (it) | 1943-09-25 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2415141A (it) |
| BE (1) | BE469787A (it) |
| CH (1) | CH257595A (it) |
| GB (1) | GB586167A (it) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2735015A (en) * | 1956-02-14 | Separator | ||
| US2521700A (en) * | 1946-03-09 | 1950-09-12 | Standard Telephones Cables Ltd | Oscillator control system |
| US2724055A (en) * | 1945-09-17 | 1955-11-15 | Bliss William Roderic | Coupling system for high frequencies |
| US2627579A (en) * | 1949-03-08 | 1953-02-03 | Standard Coil Prod Co Inc | Tunable amplifier and converter unit for radio apparatus |
| US2774045A (en) * | 1951-10-17 | 1956-12-11 | Gen Electric | Ultra-high-frequency tuner |
| US2762924A (en) * | 1952-04-29 | 1956-09-11 | Du Mont Allen B Lab Inc | Tuning system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2192494A (en) * | 1936-01-11 | 1940-03-05 | Rca Corp | Transmission line transposition |
| US2233763A (en) * | 1939-05-27 | 1941-03-04 | Rca Corp | Tuning structure |
-
0
- BE BE469787D patent/BE469787A/xx unknown
-
1943
- 1943-09-25 US US503766A patent/US2415141A/en not_active Expired - Lifetime
-
1944
- 1944-08-08 GB GB15100/44A patent/GB586167A/en not_active Expired
-
1946
- 1946-11-12 CH CH257595D patent/CH257595A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB586167A (en) | 1947-03-10 |
| CH257595A (de) | 1948-10-15 |
| US2415141A (en) | 1947-02-04 |