FR1131428A - Mounting equivalent to a variable electric resistance - Google Patents
Mounting equivalent to a variable electric resistanceInfo
- Publication number
- FR1131428A FR1131428A FR1131428DA FR1131428A FR 1131428 A FR1131428 A FR 1131428A FR 1131428D A FR1131428D A FR 1131428DA FR 1131428 A FR1131428 A FR 1131428A
- Authority
- FR
- France
- Prior art keywords
- electric resistance
- variable electric
- mounting equivalent
- equivalent
- mounting
- 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
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
- H03F3/08—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1131428X | 1953-12-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1131428A true FR1131428A (en) | 1957-02-21 |
Family
ID=19869907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1131428D Expired FR1131428A (en) | 1953-12-04 | 1954-12-02 | Mounting equivalent to a variable electric resistance |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1131428A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2951995A (en) * | 1956-10-02 | 1960-09-06 | Philips Corp | Circuit for controlling the resonance frequency of an oscillatory circuit |
-
1954
- 1954-12-02 FR FR1131428D patent/FR1131428A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2951995A (en) * | 1956-10-02 | 1960-09-06 | Philips Corp | Circuit for controlling the resonance frequency of an oscillatory circuit |
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