Video Demonstration An impressive little machine gun sound effect generator circuit is discussed here. Once built can be integrated with any audio amplifier to experience a roaring bullet studded war […]
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7 Easy Voltage Doubler Circuits Discussed
In this article I will explain 7 easy to build DC to DC voltage doubler circuits using a single IC 4049 and IC 555 along with a few other passive […]
IC 555 LED Circuits (Blinking, Flashing, Fading Effect)
In this post I will explain how to assemble IC 555 for generating interesting LED circuits with blinking, flashing and fading light effects with some minor modification and enhancements. Why […]
Making LED Lamp using Cellphone Charger
A plug-in type powerful wall LED lamp can be built at home by using a few white LEDs and by powering it through a cell phone charger. The power from […]
How to Illuminate 100 LEDs from 6 Volt Battery
In this article I will explain an innovative way of driving more than a hundred white LEDs from a 6 volt battery. The circuit utilizes the IC 555 for driving […]
5 Simple Water Level Controller Circuits
An automatic water level controller is a device which senses undesired low and high water levels in a tank, and switches a water pump ON or OFF accordingly to maintain […]