The post explains a simple LED flashing beacon circuit which exactly simulates a rotating police beacon light by generating alternating pulses of suddenly rising and fading illumination effect on the […]
Rechargeable LED Lantern Circuit Using Dynamo
In this post we study a simple rechargeable LED lantern circuit which features battery charging option from a dynamo as well as from a mains 220V source. The idea was […]
Sequential Timer Circuit using Transistors
In this post we learn to make a simple sequential timer generator circuit which can be used for getting a sequential triggering of a connected load, or can be simply […]
Simple Scrolling RGB LED Circuit
A simple RGB (Red, Green, Blue) moving or scrolling LED display can be made using a few 4017 ICs. Let’s learn the procedure in detail. Understanding RGB LED RGB LEDs […]
Transformerless Constant Current LED Driver Circuit
In this post we learn how just a single IC MBI6001 can be used as a transformerless constant current LED driver circuit for illuminating a chain of many LED in […]
CREE XM-L T6 LED Driver Circuit – Specifications and Practical Application
This article explains how to illuminate a Cree XM-L T6 LED using a current controlled driver circuit while the supply input is from a battery, or in case a mains […]