Date Announced: 13 Jul 2010 Spark releases Dimmable LED Light Bulb series (MR16, GU10, PAR30, PRA38 etc.) are designed for replacement to conventional lamps. LED Light Bulb is part of Spark LED ...

This project demonstrates how to control an LED bulb and other devices using voice commands through Python and Arduino. It utilizes Python's speech recognition module and Arduino Uno's PWM ...

A large percentage of LED drivers offered by many vendors use PWM (pulse-width modulation) intensity control to adjust LED brightness for a wide range of applications. In the PWM drivers, the ...

I wasn't sure the price was correct. Normally when I walk through Lowes, I check the price of LED bulbs. It seems they have always been between 11 and 15 dollars for the kind that would screw into a ...

Abstract: In this study, an efficient LED retrofit bulb achieved half intensity angle of higher than 270 degree is demonstrated. The new design retained the low cost manufacturability and ...