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Circuit Notebook
13 November 2011
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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The MiniMaximite Computer
09 November 2011
We now add to the Maximite family with the miniMaximite; a small, low-cost version designed for use as an intelligent controller to plug into your creation. It is fully software compatible with the original Maximite so you can develop and test your program on the larger version, then transfer it to the
miniMaximite when you are ready
to screw the covers down.
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Build A G-Force Meter
07 November 2011
Just what are the g forces involved in a balls-to-the-wall lap of Mt Panorama? This little beauty will tell you: instantaneous acceleration, braking, cornering; forwards, backwards, sideways... and it's battery operated and completely portable, so you can swap it from car to car!
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Steadicam: Taking The Bumps Out Of Movies, Pt. 1
05 November 2011
For more than 30 years Steadicam®, a system to stabilise the camera in film and video production has been a mainstay of the industry. But Garrett Brown, inventor of the
device has not stood still. So, today there is Steadicam, son of Steadicam, son of son of Steadicam...
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Power Your Pedal Pushie (or Building an eBike)
03 November 2011
Riding a pushbike is great exercise - until you come to hills!
Unless your name is Evans or Armstrong et al, unless you're one of the lycra brigade who keep super fit by pedaling everywhere and anywhere, even if your pushie has 150 gears and weighs about a hundred grams, you often wish that you could have just that little bit of assistance when the going gets tough!
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High-Performance Stereo Headphone Amplifier, Pt.2
23 October 2011
Last month we introduced our new Hifi Headphone Amplifier which features very low distortion and noise. It can even drive efficient 8-ohm speakers. This month, we show you how to build and test it.
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Review: CadSoft EAGLE PCB Layout Software
13 October 2011
If you are new to PCB design or you are an old fogey stuck in a time warp with DOS and Protel Autotrax or Easytrax, now is your chance. Now you can get CadSoft EAGLE which works under the Windows, Linux or Mac operating systems. You can even get a limited version (EAGLE Light) which is available for non-profit use at no charge. You can then give DOS the flick.
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Digital LED Lighting Controller For Chrismas Lights
09 October 2011
It's that time of year again when all those Christmas lighting devotees start planning and building their displays for the festive season. They might have dozens - if not hundreds - of different light arrays and they will be thinking about buying even more. Is this you? Have you thought about controlling lots of your lights in time to music? Well now you can!
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