Projects Projects

LED effects

LED effects

Introduction This project I made for my little daughter.


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6V Ultra-Bright LED Chaser

6V Ultra-Bright LED Chaser

General This is a spectacular but completely useless project.


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High Power LED mood Lamp

High Power LED mood Lamp

Introduction In this page we will introduce a great project designed by Toon Beerten.


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3V LED Chaser

3V LED Chaser

General There are many 9V chaser circuits that seem to waste about 7V when driving LEDs that are only about 2V.


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Motorcycle Universal Gear Indicator

Motorcycle Universal Gear Indicator

Introduction This is a new design for a universal gear indicator that can be fitted to any motorcycle as an aftermarket accessory.


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PIC16F84A discolight effect with bass beat control

PIC16F84A discolight effect with bass beat control

This is an early picture of my discolight effect.


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Synchronized multi-spark module (SMSM) for Electronic Ignition Devices (EID)

Synchronized multi-spark module (SMSM) for Electronic Ignition Devices (EID)

Multi-spark ignition is very useful especially in the case of startings at low temperature and at low rpm range.


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Nite Rider Lights

Nite Rider Lights

Description The circuit is drawn with PCB 123 which you can download for free from http://www.pcb123.com As a keen cyclist I am always looking for ways to be seen at night.


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Simple but reliable car battery tester

Simple but reliable car battery tester

This circuit uses the popular and easy to find LM3914 IC.


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Automotive 12V to +-20V converter (for audio amplifier)

Automotive 12V to +-20V converter (for audio amplifier)

The limitation of car supply voltage (12V) forces to convert the voltages to higher in order to power audio amplifiers.


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Car battery Indicator

Car battery Indicator

Description This is a really useful instrument for your car.


5 comments Not Tested
5.5W – 2 Channel Audio Amplifier

5.5W – 2 Channel Audio Amplifier

This project is a 5.5W – 2 Channel Audio Amplifier based on LA4445 IC.


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