FR1424097A - Générateur à fréquence variable - Google Patents
Générateur à fréquence variableInfo
- Publication number
- FR1424097A FR1424097A FR4206A FR4206A FR1424097A FR 1424097 A FR1424097 A FR 1424097A FR 4206 A FR4206 A FR 4206A FR 4206 A FR4206 A FR 4206A FR 1424097 A FR1424097 A FR 1424097A
- Authority
- FR
- France
- Prior art keywords
- variable frequency
- frequency generator
- generator
- variable
- frequency
- 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
- 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
- H03B5/20—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator
- H03B5/24—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator active element in amplifier being semiconductor device
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
- H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
- H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
- H03K3/282—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable
- H03K3/2823—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable using two active transistor of the same conductivity type
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US34193864A | 1964-02-03 | 1964-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1424097A true FR1424097A (fr) | 1966-01-07 |
Family
ID=23339644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR4206A Expired FR1424097A (fr) | 1964-02-03 | 1965-02-03 | Générateur à fréquence variable |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE1246024B (fr) |
| ES (1) | ES308853A1 (fr) |
| FR (1) | FR1424097A (fr) |
| GB (1) | GB1032085A (fr) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE449377A (fr) * | 1942-02-27 | |||
| DE1084756B (de) * | 1959-07-21 | 1960-07-07 | Phil Habil Oskar Vierling Dr | Transistor-Multivibrator mit umschaltbaren Halbperiodenverhaeltnissen |
-
1965
- 1965-01-26 GB GB342165A patent/GB1032085A/en not_active Expired
- 1965-02-02 ES ES0308853A patent/ES308853A1/es not_active Expired
- 1965-02-02 DE DE1965U0011413 patent/DE1246024B/de active Pending
- 1965-02-03 FR FR4206A patent/FR1424097A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1246024B (de) | 1967-08-03 |
| GB1032085A (en) | 1966-06-08 |
| ES308853A1 (es) | 1965-05-16 |
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