FR808523A - Perfectionnements se rapportant aux circuits à accord variable - Google Patents
Perfectionnements se rapportant aux circuits à accord variableInfo
- Publication number
- FR808523A FR808523A FR808523DA FR808523A FR 808523 A FR808523 A FR 808523A FR 808523D A FR808523D A FR 808523DA FR 808523 A FR808523 A FR 808523A
- Authority
- FR
- France
- Prior art keywords
- improvements relating
- tuning circuits
- variable tuning
- variable
- circuits
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P7/00—Resonators of the waveguide type
- H01P7/04—Coaxial 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22037A US2116996A (en) | 1935-05-17 | 1935-05-17 | Variable tuned circuits |
Publications (1)
Publication Number | Publication Date |
---|---|
FR808523A true FR808523A (fr) | 1937-02-09 |
Family
ID=21807490
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR808523D Expired FR808523A (fr) | 1935-05-17 | 1936-05-14 | Perfectionnements se rapportant aux circuits à accord variable |
Country Status (4)
Country | Link |
---|---|
US (1) | US2116996A (de) |
DE (1) | DE715477C (de) |
FR (1) | FR808523A (de) |
GB (1) | GB454077A (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2435585A (en) * | 1941-12-20 | 1948-02-10 | Bell Telephone Labor Inc | High-frequency relay employing an electron discharge device |
US2483189A (en) * | 1944-09-13 | 1949-09-27 | Hartford Nat Bank & Trust Comp | Transmission line oscillator |
US2531426A (en) * | 1945-02-05 | 1950-11-28 | Farnsworth Res Corp | Ultra high frequency oscillation generator |
BE515926A (de) * | 1951-11-30 | |||
DE939940C (de) * | 1952-09-09 | 1956-03-08 | Rohde & Schwarz | Durch Wellenwiderstands-Variation abstimmbarer Leitungsresonanzkreis |
DE1177221B (de) * | 1961-04-07 | 1964-09-03 | Telefunken Patent | Abstimmvorrichtung fuer hochfrequente elektrische Schwingungen |
DE1183559B (de) * | 1961-06-02 | 1964-12-17 | R & E Hopt K G | Abstimmvorrichtung fuer Hoechstfrequenzen |
DE1186526B (de) * | 1961-11-30 | 1965-02-04 | Telefunken Patent | Einrichtung zur isolierten Halterung eines Trimmerkondensators |
DE1218024B (de) * | 1965-01-29 | 1966-06-02 | Rohde & Schwarz | Anordnung zur Frequenzabstimmung von Leitungsresonatoren |
-
1935
- 1935-05-17 US US22037A patent/US2116996A/en not_active Expired - Lifetime
-
1936
- 1936-03-27 GB GB9179/36A patent/GB454077A/en not_active Expired
- 1936-05-14 FR FR808523D patent/FR808523A/fr not_active Expired
- 1936-05-15 DE DEI55014D patent/DE715477C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE715477C (de) | 1941-12-22 |
GB454077A (en) | 1936-09-23 |
US2116996A (en) | 1938-05-10 |
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