DE9421809U1 - Dimmschaltung für Leuchtstofflampen - Google Patents
Dimmschaltung für LeuchtstofflampenInfo
- Publication number
- DE9421809U1 DE9421809U1 DE9421809U DE9421809U DE9421809U1 DE 9421809 U1 DE9421809 U1 DE 9421809U1 DE 9421809 U DE9421809 U DE 9421809U DE 9421809 U DE9421809 U DE 9421809U DE 9421809 U1 DE9421809 U1 DE 9421809U1
- Authority
- DE
- Germany
- Prior art keywords
- fluorescent lamps
- dimming circuit
- dimming
- circuit
- lamps
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/39—Controlling the intensity of light continuously
- H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
- H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
- H05B41/3924—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by phase control, e.g. using a triac
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/39—Controlling the intensity of light continuously
- H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
- H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
- H05B41/3925—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by frequency variation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE9421809U DE9421809U1 (de) | 1994-11-18 | 1994-11-18 | Dimmschaltung für Leuchtstofflampen |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4441140A DE4441140A1 (de) | 1994-11-18 | 1994-11-18 | Dimmschaltung für Leuchtstofflampen |
DE9421809U DE9421809U1 (de) | 1994-11-18 | 1994-11-18 | Dimmschaltung für Leuchtstofflampen |
Publications (1)
Publication Number | Publication Date |
---|---|
DE9421809U1 true DE9421809U1 (de) | 1996-09-26 |
Family
ID=25942096
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE9421809U Expired - Lifetime DE9421809U1 (de) | 1994-11-18 | 1994-11-18 | Dimmschaltung für Leuchtstofflampen |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE9421809U1 (de) |
-
1994
- 1994-11-18 DE DE9421809U patent/DE9421809U1/de not_active Expired - Lifetime
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