Raindrop-Shaped Blue LED Lamp

The device is made of blue LEDs and acrylic plexiglass to create a fancy raindrop lamp.

Pulsating LED with Fading IN/OUT Effect

The design illustrates the fading and brightening of the pulsating LED with the use LM1458 op-amp functionality.

Electroluminescent Inverter Form of LCD Backlight

The idea behind the construction of this project is to formulate an LCD backlight with the use of an electroluminescent inverter.

ATtiny13-Based LED Candle

The device has been designed to create a simple LED candle using ATtiny13 microcontroller and avoid the danger of producing fire.

Single Cell-Powered LED Driven by Astable Multivibrator

A typical multivibrator that operates in astable mode is capable of driving an LED with the use of a single cell.

Heart Shaped LED Circuit

The circuit uses a LED array to create a heart shape device that can be used as a gift during Valentine’s or any special occasion.