The post explains a simple temperature indicator circuit using a single BC547 transistor and complementary 1N4148 diode. The temperature indication of a heat sink on a power transistor in high […]
Simple PIR Water Sprinkler Circuit
The automatic PIR motion sensor switch circuit will be able to quickly switch on a water sprinkler although it is possible to utilize it as a motion sensor light switch […]
How to Measure Distance using Arduino (Ultrasonic)
In this article we learn how to measure distance using Arduino which makes use of Ultrasound in order to calculate distance. Assessed distance is exhibited on LIQUID CRYSTAL DISPLAY. One […]
Under Soil Gold Detector Circuit
The article talks about a surprisingly simple under soil gold detector circuit for estimating buried metals like gold, iron, tin, brass etc by detecting alternation in the resistance of the […]
Simple Smoke Detector Circuit
A Smoke detector circuit is an essential system when it comes to maintain safety precaution for any establishment. Having a smoke detector installed makes life easy to save your establishment […]
Carbon Gauge Circuit
In this post we’ll see how to make a simple carbon gauge circuit for measuring carbon emission level of an automobile exhaust system. Measuring carbon is common usage in the […]