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 […]
Obstacle Avoiding Robot Circuit without Microcontroller
The post explains a simple obstacle avoiding robot circuit without microcontroller and without using special motor driver circuits or ICs. The idea was requested by Mr. Faiyyaz The Design Basically […]
Remote Controlled Fish Feeder Circuit – Solenoid Controlled
In this design a solenoid is operated using an IR remote control, which in turn toggles the fish feeder mechanism. In this article we learn how to make a simple […]
How to Connect a TSOP1738 IR Sensor
TSOP17XX series devices are advanced infrared sensors having a specified center frequency of operation which makes their detection extremely reliable and foolproof. In this post we learn how to connect […]
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 […]