EchoMP3 - DIY MP3 Player

May 16, 2008 by Chris
Ever since hardware mp3 decoders became commercially available, DIY mp3 players have been seen sprouting up all over the place. This project write-up describes the processes of creating an mp3 player with a display using a standard microcontroller (a PIC).


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Control of Stepping Motors

May 15, 2008 by Chris
We've seen stepper motor control tutorials before. However today's project write-up goes into much greater detail. It is an in-depth thesis on the topic of Steppers. There are also a plethora of links to different manufacturers and resources, all for stepper motors.


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IR Remote Control

May 14, 2008 by Chris
Today's project write-up is an IR Transmitter/Receiver pair using a PIC microcontroller. The circuit for both the transmitter and receivers is fairly complicated however not impossible to build. All the information you'll need to make them can be found in the write-up.


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DIY Laser Tag

May 13, 2008 by Chris
Laser Tag has been around for ages and now the technology that created laser tag has become affordable to make your own setup. This guide has everything you'll need to get going making your own custom laser tag weaponry along with several example designs.


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Pocket Headphone Amplifier

May 12, 2008 by Chris
The CMoy Pocket Amplifier has been famous for quite a while. For those of you who haven't heard of it, it is a little audio amplifier for headphones that fits inside a mint case. This project write-up is excellent if you want to build one for yourself.


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Build A 6 Legged Robot

May 11, 2008 by Chris
Hexapods have recently grown far more popular in both autonomous & r/c worlds. This short, but informative write-up details the process of making a hexapod with standard hobby servos. There are many resourceful links within it as well.


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FPGAs Galore

May 10, 2008 by Chris
This website has several projects done using the Pluto FPGA board. It's just a very simple board with a standard I/O port setup. It uses Altera FPGAs & there are many applications for it on this website, all explained in great detail (source code also included).


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Balloon v1.0

May 9, 2008 by Chris
We've seen high-altitude balloon projects before, here's another one! The project write-up has all the details of the computer system inside. Be sure to checkout the high-altitude aerial photos, awesome stuff.


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Infra-Red Proximity Sensor

May 8, 2008 by Chris
IR sensors are usually housed in some nice casing to get optimal performance and it will be on a PCB with a standard output connector. Rarely do we see how these things actually work. This project write-up shows how a basic IR range sensor works using 2 LEDs (IR Transmitter/Receiver).


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Home-Built Magnetic Levitator

May 7, 2008 by Chris
Using electricity to create magnetic fields has been done for many, many years. This project shows you how to create your own magnetic levitator at home using house-hold parts. The write-up also gets into some basic control theory using feedback amplifiers.


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