Simple DIY Tripwire Alarm | How to Make A Tripwire Alarm At Home Using A Transistor
2021-04-07 103 Dailymotion
Learn how to make a tripwire security alarm system at home using a transistor.<br /><br /><br />You Need:<br /><br />IRF540N Mosfet Transistor<br />47k Resistance<br />Buzzer<br />9v Battery<br />9v Battery Connector<br />Wire<br />
