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USB LED Night Light

A typical USB LED bulb shown in Fig. 1 is a 5V, 5W USB-powered solid-state lamp. At the heart of this light bulb is a circular aluminium PCB made with a...

7 Segment Display Pinout | Working Understanding of 7 Segment Display

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...

Controlling RGB LEDs To Get Million Colors In Your Pocket!

Many modern lighting applications need millions of colors. That is why we are finding RGB (Red Green Blue) LEDs all around us - in our phones, traffic lights, cars, advertising signs,...

Display Brightness Control Using Ambient Light Sensors

With more than ever electronic products available today and accessible by consumers, Ambient Light Sensors have become an indispensable component for a variety of design needs. Poor environmental lighting or changing...

Build An Efficient HID Lamp Driver Circuit

LEDs are one of today's most energy-efficient and rapidly advancing lighting technologies. However, High intensity discharge (HID) lamps are still an attractive lighting choice in recent times for their many advantages over incandescent...

How To Make RF Remote Controls?

Radio-frequency remote controls are inevitable. They are now appearing in great numbers owing to better user experience and by overcoming various drawbacks of infrared (IR) remotes including - line-of-sight pointing, short transmission range,...

IR LED | Infrared LED | Infrared Sensor

An Infrared light emitting diode (IR LED) is a special purpose LED emitting infrared rays ranging 700 nm to 1 mm wavelength.  Different IR LEDs may produce infrared light of differing wavelengths, just...
16x2 lcd pinout

How 16×2 LCDs work | Build a basic 16×2 character LCD

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...

7×5 LED Matrix Using Arduino

Presented here is a simple 7x5 LED matrix circuit vriven by Arduino Uno (Arduino LED). It can be used to display your name or create any number of patterns. If the...

What’s Next in Lighting?

Sustainable, flexible design creates new opportunities for product development, finds Frost & Sullivan's TechVision Team SANTA CLARA, California, Oct. 21, 2016 -- In response to the growing demand for cost-effective and eco-friendly...

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