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Vacuum brewer danger: superheating
A couple years ago, I read about a coffee brewing method called “vacuum brewing” or “siphon brewing”. It uses two linked glass vessels, and a small heat source (an alcohol burner, for example). Water is placed in the bottom vessel and heated. When the water boils, the top vessel is connected and steam pressure pushes […]
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Tool tray for Roland MDX-40A milling machine
A friend of mine bought himself a Roland MDX-40A desktop milling machine, with the optional ZCL-40A rotary axis. It was from an E-bay seller. It comes with a large assortment of tools and accessories. But they all came in a bag. Hard to find small items, and not very well protected. As one of our […]
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More LED bulbs
Today I tried out two new LED lights. The first was a Philips AmbientLED in the MR16 form-factor, to work in my low-voltage tracklights. The second was a Cree EcoSmart CR6 pot-light.
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Low-power light-bulbs
I’ve been experimenting with different low-power light options around the house. CFLs, dimmable CFLs, and most recently some Philips LED bulbs. Since so many of my switches have been replaced with X-10 or Insteon dimmer switches, I need bulbs that can support dimming, or at least not be damaged by it. The dream bulb would […]
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KeypadLinc button label template
For the KeypadLinc with clear buttons, SmartHome provides an MS Word template for creating your labels. I found it lacking in many ways. So, I made my own.