This simple capacitor tester is capable of testing leaky electrolytic capacitors in the range of 1uf to 450uf. It can test large start and run capacitors as well as 1uf […]
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Introduction to I2C LCD Adapter Module
In this post we are going take a look at “I2C” or “IIC” or “I square C” based LCD adapter module, which will reduce wire connections between Arduino and LCD […]
How to Make a RFID based Attendance System
In this post we are going to construct a RFID based attendance system, which can record attendance of 12 students / staffs for a given time window and this system […]
What is Constant Current Source – Facts Explained
In this post we try to analyze what is constant current source and how it affects a load, or how it may be used with a load correctly for achieving […]
SMS Based Water Supply Alert System
In this post we are going to construct a circuit which will notify the user via SMS if the water supply to you area / home is initiated. It can […]
SMS Based Pump Controller with Automatic Dry Run Shut Off
In this post we are going to construct a SMS based water pump controller with automatic shutdown of pump when no water flow through the pump is detected. We will […]