Bolts, Brass, and Machining Chops Make Up This Tiny Combination Safe

Another day, another video that seriously makes us doubt whether eschewing the purchase of a lathe in favor of feeding the family is a value proposition. This time, [Maker B] shows us what the queen of machine tools can do by turning a couple of bolts into a miniature safe. …read more

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Pistol Safe’s Poor Design Means Biometric Sensor Bypassed in Seconds

When it comes to safes, mechanical design and physical layout are just as important as the electronic bits. If care isn’t taken, one element can undermine the other. That appears to be the case with this Amazon Basics branded biometric pistol safe. Because of the mechanical design, the fingerprint sensor …read more

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How Stable is Office 365? Can I Trust the Cloud?


Microsoft says Office 365 is stable, secure, and trustworthy. But then something happens to make people less sure that Office 365 really is what Microsoft says it is. To see if we can resolve some of the doubts in peoples’ minds, Mary-Jo Foley is going to question me about some of the seamier sides of Office 365 on March 4. The audio and transcript will be available soon afterwards.

The post How Stable is Office 365? Can I Trust the Cloud? appeared first on Petri.

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Push Button, Receive Beverage!

Here’s a rec-room ready hack: an automatic drink dispenser.

[truebassB]’s dispenser operates around a 555 timer, adjusted by a potentiometer. Push a button and a cup pours in a few seconds, or hold the other button to dispense as much as you want.

The dispenser is made from MDF and particle board glued together, with some LEDs and paper prints to spruce it up. Just don’t forget a small spill sink for any miscalculated pours. You needn’t fret over the internals either, as the parts are easily acquired: a pair of momentary switches, a 12V micro air pump, a brass …read more

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Taming the Beast: Pro-Tips for Designing a Safe Homebrew Laser Cutter

Homebrew laser cutters are nifty devices, but scorching your pals, burning the house down, or smelling up the neighborhood isn’t anyone’s idea of a great time. Lets face it. A 60-watt laser that can cut plastics offers far more trouble than even the crankiest 3D-printers (unless, of course, our 3D printed spaghetti comes to life and decides to terrorize the neighborhood). Sure, a laser’s focused beam is usually pointed in the right direction while cutting, but even an unfocused beam that reflects off a shiny material can start fires. What’s more, since most materials burn, rather than simply melt, a …read more

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