The circuit uses a light-dependent resistor to measure the ambient-light level
| Authors | Carlos Castro-Miguens, José Benito Castro-Miguens |
| Main Document | Article «Switch circuit controls lights» |
| Description | Figure 2 |
| File Format / Size | PDF / 19 Kb |
| Document Language | English |
Other Materials from the Main Document
- Article «Switch circuit controls lights»
- Figure 1. This charge pump feeds the twilight switch from the ac line with high efficiency
- Figure 2. The circuit uses a light-dependent resistor to measure the ambient-light level
- Figure 3. The comparator drives a Vishay IL4216 or BRT12-F optocoupler with a TRIAC output
