LEDs & Lighting

The minuscule LED night marker presented here is an automatic light beacon that wakes up at night, or when there is not enough ambient light in its environment. Anyone active in...

This LED Night Lamp uses a 1.5W LED module operated on a 12V DC power supply. Here, an L14F1 phototransistor works as a sensor. When there is sufficient light falling on...

A seven-segment display is commonly used in electronic display device for decimal numbers from 0 to 9 and in some cases, basic characters. Use of light emitting diodes (LEDs) in seven...

Here, RGB LED light intensity and colour change with the rhythm and volume of music. It is a great idea to have such a lighting system at home, gym or music...

An Infrared light emitting diode (IR LED) is a special purpose LED emitting infrared rays ranging from 700 nm to 1 mm wavelength. Different IR LEDs may produce infrared light of differing wavelengths,...

A light-dependent resistor (LDR) whose resistance is inversely proportional to the intensity of light is often used as a sensor in electronic projects that involve the use of light. This project...

We come across LCD displays everywhere around us. Computers, calculators, television sets, mobile phones, digital watches use some kind of display to display the time. An LCD is an electronic display...

Diwali is the festival of light. It’s a true Indian festival exported to the world. Since ages we the Indians have been burning lights to mark this festival. Earlier in the...

Presented here is an LED lantern that also functions as an emergency light or a tent light. The design has all required functions, including on/off switch, maintenance-free rechargeable battery, integrated battery...

Modern lighting solutions are advancing at a fast rate and can deliver a host of benefits. With the advancements in technology and its integration with lighting solutions, today it has become...