Monthly Archives: August 2013

DIY PCB Using Parchment Paper

Posted on August 30, 2013 by robertwilkie

DIY PCB Using Parchment Paper http://feedproxy.google.com/~r/makezineonline/~3/oSkBronkDLM/

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Use a glue stick for an LED diffuser

Posted on August 30, 2013 by robertwilkie

I was looking for something else and stumbled on this instructable where the author has an battery/resistor/LED combo and sticks the LED into the glue stick to diffuse it for a bike light.  I looks pretty good and easy to … Continue reading →

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The $15 dollar water detector

Posted on August 30, 2013 by robertwilkie

Nice writeup below on how to convert a cheap smoke detector into a water (in your basement) detector.  Basically all you are doing is taking the “test” button and extending wires down from it into a sponge, if the sponge … Continue reading →

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A $4 voltmeter

Posted on August 30, 2013 by robertwilkie

OMG, I am cheap, but not this cheap.  Heck for $5 of stuff at Harbor Freight you can get a cheezy voltmeter for free (with coupon). Anyways, the author for $4 in parts uses a dollar store step counter to … Continue reading →

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Make sudo sessions last longer

Posted on August 30, 2013 by robertwilkie

Interesting article on how to increase the timeout limit for sudo (typically set to 15 minutes).  I am a little mixed on doing this.  If the password is long, complicated, and I can’t remember it,  I can see myself doing … Continue reading →

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Is Xerox’s CEO on a World Tour?

Posted on August 30, 2013 by robertwilkie

Interesting interview with Ursula Burns in India, the reporter here gets a little more meat than counterparts in the US have.  It sounds like after going to India she is headed to Belgium.  The other interesting part of the interview … Continue reading →

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Ursula (Xerox CEO) inaugurates research center in India

Posted on August 30, 2013 by robertwilkie

This must have been what she meant a few weeks ago in interviews by expanding R&D.  So much for growing PARC back up.  At least its some R&D somewhere. http://www.printweek.in/News/355272,ursula-burns-inaugurates-facilities-at-xerox-research-centre-in-bengaluru.aspx  

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Ursula Burns: I do it for the money

Posted on August 30, 2013 by robertwilkie

Who knew there are 2 Ursula Burns out there.  This one is located across the pond and seems to be a minor comedian that uses a harp as a prop. http://www.chortle.co.uk/shows/edinburgh_fringe_2013/u/22112/ursula_burns%3A_i_do_it_for_the_money?review=3576

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1 dollar variable fan controller

Posted on August 30, 2013 by robertwilkie

Interesting idea using an 7805 to basically change the fan’s voltage from 12 to 5 volts. http://ptarmiganlabs.wordpress.com/2013/08/22/one-dollar-variable-fan-controller/

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A Comprehensive Comparison of Linux Development Boards | Open Electronics

Posted on August 30, 2013 by robertwilkie

Nice review of several boards for linux development at a lower cost and footprint.  The one thing the author forgot in the article (and SHOULD HAVE PUT IN IT) is the cost of each system.  He did a great job … Continue reading →

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