In this post we learn how to make a decorative LED music level indicator or music activated LED lights using a single IC and we also learn the main datasheet […]
Powerful LED Flashlight using Stepper Motor
In this post we learn how to make a powerful LED flashlight using a stepper motor and a few capacitors, and use it to create awesome light simply by a […]
3V to 5V Boost Circuit for Battery Charging and LED Driver Applications
The post narrates how a single chip MAX641 can be used for making an efficient 3V to 5V boost converter circuit for charging 5V battery from a 3V source for […]
2 Simple 40 watt Fluorescent Tube Emergency Light Circuit
The first circuit of a 40 watt fluorescent emergency lamp is centered around the theory of oscillating on the primary of a transformer to accomplish a secondary high voltage able […]
9V Tubelight Inverter Circuit
In this article we will learn how to make an easy 9V fluorescent tube inverter circuit using ordinary parts such as IC 555 and a cheap 0-6V/220V step down transformer. […]
LED Amplifier Circuit
The light emission of an LED is usually fairly small. In case a lot more brightness is needed, the following LED amplifier circuit might help. The LED to be amplified’ […]