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DCC: Digital Command Control For Model Railways
09 February 2012
While it has been around for some years now, Digital Command Control or DCC is now becoming increasingly popular as more and more manufacturers incorporate it into their new models, along with various accessories such as complete locomotive sound systems.
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Converting The F&P SmartDrive for Use As A... Motor
03 February 2012
Recycled smart drive washing machine motors have been used in countless projects. They can be found in wind turbines, water turbines, and every other type of generator imaginable. This article takes a radical new direction and uses a Fisher & Paykel SmartDrive as... a motor.
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Circuit Notebook
13 January 2012
Interesting circuit ideas which we have checked but not built and tested. Contributions will be paid for at standard rates. All submissions should include full name, address & phone number.
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Build A Simple AM Radio
11 January 2012
This simple AM radio can built in two forms. One is shirt pocket size, not much larger than an Android phone, which drives headphones or ear-buds. The other is a retro-style mantel radio with a hand-span dial and a 100mm (4-inch) loudspeaker in a basic timber cabinet.
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Playing USB-Stick & SD/MMC Card Music Without A PC
09 January 2012
Do you ever wish you could simply play music tracks that you've saved on a USB stick or memory card? We had a particular reason for developing this project but it could easily be incorporated into your home hifi system for real convenience!
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A Stereo Audio Compressor
05 January 2012
Do you hate the way the sound level on your TV suddenly jumps during the advert breaks? Or do you find that the sound levels vary widely when switching between digital TV stations? Or maybe you have problems listening to CDs or MP3s in your car or against the background din during a party? Are the soft parts too soft and the loud parts too loud? This Stereo Compressor will solve that problem. It reduces the dynamic range of the signal while still maintaining clean sound. The unit is also ideal for use with PA systems.
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Arduino: What's All The Fuss About
03 January 2012
The low-cost, open-source Arduino microcontroller development board has taken the hobby-electronics world by storm and is now gaining popularity with experienced engineers as well. So whatÂ’s all the fuss really about? And anyhow, what's with the name "Arduino" and where did it come from? Read on!
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Steadicam: Taking The Bumps Out Of Movies, Pt. 2
30 December 2011
Seemingly unable to stop inventing more technology, Garrett Brown developed Steadicam® into more and more models. He then came up with radical ways of moving a camera above and across a sports field, down into a pool as a diver descends and tracking with swimmers as they move from one end of the pool to the other.
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