In this post we discuss a simple laser GSM call alert security circuit which immediately calls the master as soon as an intruder is detected through a laser beam interruption. […]
Security and Alarm
Foolproof Laser Security Alarm Circuit
The post discusses a a simple yet versatile foolproof laser security alarm circuit which can be used for securing any concerned premise with extreme accuracy. The idea was requested by […]
Make this SleepWalk Alert Circuit – Protect yourself from Sleepwalking Dangers
Do you have a habit of walking in night? Well, that habit isn’t that good, so one must try to get rid of it gradually. This article discusses a simple […]
433 MHz Remote Infrared Wireless Alarm
A simple infrared wireless alarm circuit can be built using an 433 MHz RF remote control unit a TSOP based IR sensor, let’s learn the procedures in detail. In a […]
Wireless Home Security Circuit – Solar Powered
The article discusses a remote controlled wireless home security circuit using which enables the detection of a possible intrusion way in advance depending on how and where the remote sensors […]
Detecting Static Human with PIR
The post explains a method which can be probably used for enhancing a passive infrared sensor ability to detect even a static or stationery human presence. This feature is normally […]