CH224077A - Einrichtung zur Erzeugung einer hochfrequenten Wechselspannung für Messzwecke. - Google Patents
Einrichtung zur Erzeugung einer hochfrequenten Wechselspannung für Messzwecke.Info
- Publication number
- CH224077A CH224077A CH224077DA CH224077A CH 224077 A CH224077 A CH 224077A CH 224077D A CH224077D A CH 224077DA CH 224077 A CH224077 A CH 224077A
- Authority
- CH
- Switzerland
- Prior art keywords
- generating
- alternating voltage
- frequency alternating
- measuring purposes
- purposes
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is AC
- G05F1/40—Regulating voltage or current wherein the variable actually regulated by the final control device is AC using discharge tubes or semiconductor devices as final control devices
- G05F1/42—Regulating voltage or current wherein the variable actually regulated by the final control device is AC using discharge tubes or semiconductor devices as final control devices discharge tubes only
-
- 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
- H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
- H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE224077X | 1940-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH224077A true CH224077A (de) | 1942-10-31 |
Family
ID=5853960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH224077D CH224077A (de) | 1940-12-23 | 1941-10-30 | Einrichtung zur Erzeugung einer hochfrequenten Wechselspannung für Messzwecke. |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE443598A (OSRAM) |
| CH (1) | CH224077A (OSRAM) |
-
0
- BE BE443598D patent/BE443598A/fr unknown
-
1941
- 1941-10-30 CH CH224077D patent/CH224077A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE443598A (OSRAM) |
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