NL7811241A - POWER SOURCE. - Google Patents
POWER SOURCE.Info
- Publication number
- NL7811241A NL7811241A NL7811241A NL7811241A NL7811241A NL 7811241 A NL7811241 A NL 7811241A NL 7811241 A NL7811241 A NL 7811241A NL 7811241 A NL7811241 A NL 7811241A NL 7811241 A NL7811241 A NL 7811241A
- Authority
- NL
- Netherlands
- Prior art keywords
- power source
- source
- power
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/6025—Substation equipment, e.g. for use by subscribers including speech amplifiers implemented as integrated speech networks
-
- 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
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
- G05F1/561—Voltage to current converters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/083—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements in transistor amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4747577A GB1602296A (en) | 1977-11-15 | 1977-11-15 | Current sources |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7811241A true NL7811241A (en) | 1979-05-17 |
Family
ID=10445118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7811241A NL7811241A (en) | 1977-11-15 | 1978-11-14 | POWER SOURCE. |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE872025A (en) |
CA (1) | CA1135349A (en) |
FR (1) | FR2408948A1 (en) |
GB (1) | GB1602296A (en) |
NL (1) | NL7811241A (en) |
WO (1) | WO1979000295A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2135846B (en) * | 1983-02-04 | 1986-03-12 | Standard Telephones Cables Ltd | Current splitter |
NL8400508A (en) * | 1984-02-17 | 1985-09-16 | Philips Nv | AUDIO TRANSMISSION CIRCUIT WITH TRANSMITTER AMPLIFIED AS LINE VOLTAGE STABILIZER. |
NL8500674A (en) * | 1985-03-11 | 1986-10-01 | Philips Nv | TRANSMITTER AMPLIFIED AS LINE VOLTAGE STABILIZER WITH CHANGEABLE REFERENCE VOLTAGE. |
JPH0826911B2 (en) * | 1990-02-07 | 1996-03-21 | 三菱電機株式会社 | Electromagnetic clutch current controller for automobile |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE568224A (en) * | 1957-06-07 | |||
NL7505506A (en) * | 1974-05-15 | 1975-11-18 | Analog Devices Inc | TRANSISTOR AMPLIFIER OF THE DARLINGTON TYPE. |
DE2626570C2 (en) * | 1976-06-14 | 1986-07-03 | Sachs Systemtechnik Gmbh, 8720 Schweinfurt | Regulated power supply device for a water sterilization device |
-
1977
- 1977-11-15 GB GB4747577A patent/GB1602296A/en not_active Expired
-
1978
- 1978-11-14 FR FR7832136A patent/FR2408948A1/en active Granted
- 1978-11-14 BE BE191745A patent/BE872025A/en not_active IP Right Cessation
- 1978-11-14 WO PCT/GB1978/000041 patent/WO1979000295A1/en unknown
- 1978-11-14 NL NL7811241A patent/NL7811241A/en not_active Application Discontinuation
- 1978-11-14 CA CA000316238A patent/CA1135349A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1602296A (en) | 1981-11-11 |
FR2408948A1 (en) | 1979-06-08 |
CA1135349A (en) | 1982-11-09 |
WO1979000295A1 (en) | 1979-05-31 |
BE872025A (en) | 1979-03-01 |
FR2408948B1 (en) | 1984-05-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A85 | Still pending on 85-01-01 | ||
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BV | The patent application has lapsed |