In this post I have explained a sequentially advancing 25 LED timer circuit which may be initiated on the 1st day of December so that each LED lights up on each day until the 25th of December (on Christmas) when all the 25 LED can be seen lit up. The circuit was requested by Mr. […]
Newly Updated Circuit Projects:
Illuminating an LED using Wireless Power Transmission
In this post I have explained how to illuminate an LED using wireless power transmission. Wireless Power Technology Wireless power is an emerging technology in this present world. But the stunning fact is that it’s a century old concept. This concept was emerged by Nikola Tesla. Charging batteries through wireless power is used in many […]
Electric Match (Ematch) Circuit Firework Ignitor
In this post I will comprehensively explain a simple electric match igniter circuit which can be used for implementing a foolproof ignition of a series of Ematches through a microcontroller based control system. The idea was requested and explained by Mr. Jerry Shallis The details may be understood by reading the following email discussion between […]
LED Meteor Shower, Rain Tube Circuit
In this post I have explained how to design an intriguing LED light effect that generates a collapsing metor shower like appearance. The idea was requetsed by Mr.Pinto Mondal. Technical Specifications I am very grateful of your work. Sir I want to make a circuit,which available in the market like 1 or 1.5ft long led […]
Rotating Beacon LED Simulator Circuit
In this post I have explained 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 connected LED. The idea was requested by Mr. Ankit Agarwal Technical Specifications Can you advice on how to make the following circuit […]
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 SMPS is intended as the driver unit. The idea was requested by Mr. Jaco. Technical Specifications Thanks for the great advice and circuits! Have you […]