FR850394A - - Google Patents
Info
- Publication number
- FR850394A FR850394A FR850394DA FR850394A FR 850394 A FR850394 A FR 850394A FR 850394D A FR850394D A FR 850394DA FR 850394 A FR850394 A FR 850394A
- Authority
- FR
- France
- 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
- 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
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR850394A true FR850394A (da) | 1939-12-15 |
Family
ID=1554719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR850394D Expired FR850394A (da) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR850394A (da) |
-
0
- FR FR850394D patent/FR850394A/fr not_active Expired