This title contains useful design ideas for various security devices around the home, components for which are affordable and readily available. Clear construction and installation instructions, accompanied by circuit designs, PCB layouts and a list of the necessary components, allow the reader to design anything from a gas leak detector to an electronic watchdog. Based on projects from Electronics - the Maplin Magazine, this book provides a practical guide for anyone with a basic knowledge of electronic circuit construction and allows them to put that knowledge to good use.13 14 25 26 19 20 aquot; t t a#39; 22 21 18 17 Figure 1 .4 Wiring diagram ... This alarm system is primarily designed for use in boats where power is supplied from a battery, but it could also be used in the home when fed from a suitable mains poweranbsp;...
|Title||:||Home security projects|
|Publisher||:||Newnes - 1996-06-01|