DE1267709B - Schaltungsanordnung zur Stabilisierung der Frequenz eines Multivibrators gegen Schwankungen der Raumtemperatur - Google Patents
Schaltungsanordnung zur Stabilisierung der Frequenz eines Multivibrators gegen Schwankungen der RaumtemperaturInfo
- Publication number
- DE1267709B DE1267709B DEP1267A DE1267709A DE1267709B DE 1267709 B DE1267709 B DE 1267709B DE P1267 A DEP1267 A DE P1267A DE 1267709 A DE1267709 A DE 1267709A DE 1267709 B DE1267709 B DE 1267709B
- Authority
- DE
- Germany
- Prior art keywords
- frequency
- thermistor
- emitter
- multivibrator
- transistors
- 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.)
- Pending
Links
- 230000000087 stabilizing effect Effects 0.000 title description 2
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 claims 1
- 238000009966 trimming Methods 0.000 claims 1
- 230000001419 dependent effect Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- General Induction Heating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE4876/65A SE303790B (enExample) | 1965-04-13 | 1965-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1267709B true DE1267709B (de) | 1968-05-09 |
Family
ID=20265178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEP1267A Pending DE1267709B (de) | 1965-04-13 | 1966-04-07 | Schaltungsanordnung zur Stabilisierung der Frequenz eines Multivibrators gegen Schwankungen der Raumtemperatur |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3321713A (enExample) |
| DE (1) | DE1267709B (enExample) |
| SE (1) | SE303790B (enExample) |
-
1965
- 1965-04-13 SE SE4876/65A patent/SE303790B/xx unknown
-
1966
- 1966-04-04 US US539846A patent/US3321713A/en not_active Expired - Lifetime
- 1966-04-07 DE DEP1267A patent/DE1267709B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3321713A (en) | 1967-05-23 |
| SE303790B (enExample) | 1968-09-09 |
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