The proposed 3 LED battery level indicator can be typically used for monitoring a 12 V lead acid battery charge level, through 3 distinct LED illumination. The entire circuit is […]
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Wireless DC Motor Speed Control Circuit
In this post we are going to construct a wireless DC motor speed control circuit which can be controlled using any IR based remote controller. The proposed project has two […]
Cellphone Controlled Plant Watering Circuit
In this post we will discuss a couple of circuits that will allow automatic watering of plants and flower pots, even while the owner of the house is away from […]
Regenerative Motor Acceleration Experiment
In this post we will learn about this special regenerative motor coil overunity phenomena which can be very interesting to the primary level experimenters like us. In this experiment a […]
DC Shunt Motor Controller Circuit using Variac
The simple DC shunt motor controller circuit presented in the following article uses a variac. This design facilitates an instant stopping of the motor at any stage with a flick […]
Rotating LED Chakra Circuit for God Idols
LED Chakra is an ornamental lighting system which depicts or imitates a rotating wheel like appearance, by means of sequentially shifting Illuminated LED arrays. Indian subcontinent is a land of […]