This simple alarm circuit was found in the May 1990 issue of Radio Electronics magazine. The circuit is powered by voltage according to the relay and more sensors can be used.
CMOS Alarm (CB25947E)
- Details
- Written by: Newton C. Braga
This simple alarm circuit was found in the May 1990 issue of Radio Electronics magazine. The circuit is powered by voltage according to the relay and more sensors can be used.
