Automatic Digital Visitor Counter Circuit Diagram Simple Electronics Hobby Project for Students

Digital Visitor Counter Circuit Diagram

CircuitsGallery had posted many electronic circuit design projects suitable for School students as well as engineering students. Here we would like to demonstrate one of the hobby electronics projects called visitor counter project, it will be a simple electronics projects for school students. A digital visitor counter is necessary to count how many people entered…

Build Arduino Based Home Security System Using PIR Motion Sensor

home_alarm_systems

PIR sensors are widely applied in wireless residential security systems, home alarms systems and many more security circuits as motion detector sensors. A typical PIR sensor detects the infrared red (IR) waves from human body and so it is also known as ‘human sensor’. It would be wonderful if we interface PIR sensor to Arduino…

Simple Transistor Tester Circuit Diagram Using 555 Timer IC

Simple Transistor Tester Circuit diagram using 555

Recently I received a comment from Mr. Simran, one of our reader regarding Home Security Alarm. He said he ran into some faults while setting up the circuit. I suggested that the problem is most probably due to troubles in transistor. After two days he replied back saying he has problem with transistor. Most of the electronics…

Buy Circuits Online from CircuitsGallery

Buy circuits online

With the continuous support we are getting from our readers in the past years, we the i-St@rGroup team are thinking of introducing a new service. It is our pleasure to announce that we have started an online STORE for buying electronics circuits and projects.  It includes assembled electronics circuits, school projects ,college projects, electronics components, PCBs etc.…