FR778976A - Perfectionnements aux générateurs d'oscillations - Google Patents
Perfectionnements aux générateurs d'oscillationsInfo
- Publication number
- FR778976A FR778976A FR778976DA FR778976A FR 778976 A FR778976 A FR 778976A FR 778976D A FR778976D A FR 778976DA FR 778976 A FR778976 A FR 778976A
- Authority
- FR
- France
- Prior art keywords
- oscillation generators
- generators
- oscillation
- 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
- 230000010355 oscillation Effects 0.000 title 1
Classifications
-
- 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
-
- 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
- H03B7/00—Generation of oscillations using active element having a negative resistance between two of its electrodes
- H03B7/02—Generation of oscillations using active element having a negative resistance between two of its electrodes with frequency-determining element comprising lumped inductance and capacitance
- H03B7/04—Generation of oscillations using active element having a negative resistance between two of its electrodes with frequency-determining element comprising lumped inductance and capacitance active element being vacuum tube
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US694225A US1995164A (en) | 1933-10-19 | 1933-10-19 | Oscillation generation |
Publications (1)
Publication Number | Publication Date |
---|---|
FR778976A true FR778976A (fr) | 1935-03-27 |
Family
ID=24787927
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR778976D Expired FR778976A (fr) | 1933-10-19 | 1934-09-28 | Perfectionnements aux générateurs d'oscillations |
FR779104D Expired FR779104A (fr) | 1933-10-19 | 1934-09-29 | Perfectionnements aux générateurs d'oscillations |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR779104D Expired FR779104A (fr) | 1933-10-19 | 1934-09-29 | Perfectionnements aux générateurs d'oscillations |
Country Status (2)
Country | Link |
---|---|
US (1) | US1995164A (fr) |
FR (2) | FR778976A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2510111A (en) * | 1948-02-26 | 1950-06-06 | Conrad H Hoeppner | Frequency modulation of negative transconductance oscillators |
-
1933
- 1933-10-19 US US694225A patent/US1995164A/en not_active Expired - Lifetime
-
1934
- 1934-09-28 FR FR778976D patent/FR778976A/fr not_active Expired
- 1934-09-29 FR FR779104D patent/FR779104A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US1995164A (en) | 1935-03-19 |
FR779104A (fr) | 1935-03-29 |
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