Author Archives: robertwilkie

Funny, but I totally could believe this

Posted on March 11, 2016 by robertwilkie

The iMom.  Worth watching it. http://io9.gizmodo.com/imom-will-haunt-your-dreams-1763566202

Posted in Misc-Life | Comments Off on Funny, but I totally could believe this

Gunsafe cracking in seconds with a paperclip

Posted on March 11, 2016 by robertwilkie

Thankfully the average robber uses just brinks…funny to watch how easy it is to open these things. http://sploid.gizmodo.com/watch-a-gun-safe-get-cracked-open-with-just-a-paper-cli-1762989392

Posted in Misc-Life, Security | Comments Off on Gunsafe cracking in seconds with a paperclip

Could this indicate that Xerox (after split) will also do 3D?

Posted on March 11, 2016 by robertwilkie

Xerox is splitting in two, like HP did last year.  HP has been tinkering with 3D tech for years, but it sounds like its finally getting serious about it.  Could Xerox do the same thing after its split?  The difference … Continue reading →

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Convert a grinder into a biscuit jointer

Posted on March 11, 2016 by robertwilkie

I almost fell over on this one.  The author took a grinder, and basically added a joiner blade to it and a jig to make it into a biscuit jointer.  And it seems to work pretty good.  grinders at Harbor … Continue reading →

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A ski bow

Posted on March 11, 2016 by robertwilkie

Not much on directions on how to make the bow.  But the pictures are interesting.  He uses paracord, brackets on the ends to hold it in, and golfballs in the middle for bolting it together and giving more bend.  I … Continue reading →

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Tutorial on using HC-SR04 (ultrasound)

Posted on March 11, 2016 by robertwilkie

A simple write-up on how to use a simple, and very common ultrasound sensor with an arduino. http://www.instructables.com/id/Very-Simple-HC-SR04-Connection-to-Arduino-Example/

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Simple vibration sensor

Posted on March 11, 2016 by robertwilkie

This is on my list to do.  A simple circuit where the “vibration will move the wired spring to touch the resistor.  Thus closing the circuit (triggering an event).  Pretty simple build and easier to do than using other sensors. … Continue reading →

Posted in Arduino, Cheap, Misc-Life, sensors | Comments Off on Simple vibration sensor

Ha, make a simple door alarm

Posted on March 11, 2016 by robertwilkie

This project was a bit on the overkill, but still clever.   I think you could get away with an ATiny instead. http://www.instructables.com/id/Arduino-Theremin-Door-close-Reminder/

Posted in Arduino, Security | Comments Off on Ha, make a simple door alarm

Interesting take on the concrete bucket stool

Posted on March 11, 2016 by robertwilkie

Basically the author added shapes that would be cast into the stool.  Clever idea.  Not so sure about his claim as to the “cost” of $5.  The dowel rods are like $10 alone.  $1 for the bucket.  And anotehr $5 … Continue reading →

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Good to see while Xerox CEO is carving up Xerox, she has time for social events

Posted on March 11, 2016 by robertwilkie

Never thought of Canada as a big social hot spot… https://www.washingtonpost.com/news/reliable-source/wp/2016/03/10/complete-guest-list-for-the-state-dinner-in-honor-of-prime-minister-of-canada-justin-trudeau/

Posted in Xerox | Comments Off on Good to see while Xerox CEO is carving up Xerox, she has time for social events