100 Watt LED Power Meter with 10 LED Steps

Create a 3rd brake light kit to power an LED matrix

Build a 5 step LED stereo VU meter man with mustache.

This is a basic demonstration for using and understanding the relay.

Make your own PIC development board with ICSP

Simple flashlight using a few simple components!

You know when you push a button on your phone it makes a funny sound? That Sound Can Be Taken And Converted Into High and Low Outputs. For Instance If you Push The Number 5 On Your Phone It Puts Out A Unique Dial Tone And We Take That Tone And Make A Pin

In its most simplistic form an amplifier can be built with a single 555 timer. In this project, a 200mA of current capability is enough to drive a small speaker, which makes it a good replacement for a low power amplifier. But when more power is needed to

A simple strobe light made from a 555 timer.

This tiny circuit is a simple way to make a fading led without having to program chips or writing code.

A cool LED flashlight with an ultra long battery life.

A Strobe Light Using The 8x8 Red Dot Matrix LED Display

An Ultra-Bright White LED Strobe Light

A Mini Guitar Amp Using The LM386 IC

A tutorial to help you understand how a shift register works.

Bluetooth controlled intervalometer for doing time lapse photography with your canon DSLR.

Simple setup that works with the HC-SR04 ULTRASONIC RANGE SENSOR

Flashes an led when mail is delivered

Everything that you need to get started experimenting with microprocessors!

Atari Punk Console with a Sequencer, LFO and more...

Produce and combine square waves

Makes the signals from infra-red remote controls visible.