This musical light alarm circuit is very simple, uses only 7 components, a LDR and a 3.6 V battery or 3 x 1.2 volts rechargeable batteries. The well-known UM66 is used as the sound generator and will ...
PCBWay
Dec 03,2013
1934 views
| Ranking | Name | Answers |
|---|---|---|
| 1 | PCBWay Team | 7 |
| 2 | Christian Davies | 5 |
| 3 | nimalgr | 1 |
