Month: July 2012
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Splitting Large Stones
When we bought our current house it came with the mother of all rockeries. I kid you not this thing was built to survive a direct nuclear hit. The largest stone probably weighed in at 150kg and perhaps more than that. It took both the wife and myself to shift it a couple of meters…
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Draper 7lb Hickory Shaft Sledge Hammer
Now you might be wondering how someone could do a review of a hammer. It’s a pretty simple device after, all it goes up and down and things underneath it get broken (or occasionally hammered in). Well this review is about a hammer but it’s mostly about the customer service at Draper. You see up until…
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Arrow TR550 Review
In order to complete the LED Cube project I’ve been working on I decided I needed a glue gun to hold the LED’s in place. I could probably have used epoxy or even silicon sealant as there was no real weight to hold but I never miss the opportunity to buy a new tool.
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Simple LED Cube – Part 3
The previous two articles have covered the basics of LED theory and gone into some of the maths behind designing the circuit that will power and LED. This article covers more complex arrangements of LEDs and the design of our LED cube.