As shown, the dc high-voltage drop detector/undervoltage alarm uses an LED for a visible indication, but the LMC555/TLC555 can also be connected to a speaker for an audible alarm
| Authors | Shyam Tiwari |
| Main Document | Article «Circuit Combines DC High-Voltage Drop Detector, Undervoltage Alarm» |
| Description | Figure 1 |
| File Format / Size | PDF / 29 Kb |
| Document Language | English |
