Typically, lamps provide a stationary source of light to illuminate a given area and help us see what we’re doing. However, ...

The LED matrix 8x8 is a system of 64 interconnected LEDs that, with the help of the MAX7219 LED driver, light up as programmed, and all of this is located on one board and is truly easy to use. You ...

Build festive decorations using Arduino and Raspberry Pi with these five creative holiday projects and video tutorials ...

Abstract: Deep ultraviolet light-emitting diode (LED) sterilization and germicidal lamps with short-wave characteristics, can be used to replace the traditional ultraviolet mercury lamps, is a new ...

Abstract: Since printed circuit board (PCB) is the key to ensure the reliability of electronic equipment. Therefore, defect detection for PCB is a basic and necessary work. This paper proposes a PCB ...