Monthly Archives: September 2014

How Ferrite Beads work

Good video on how magic beads (ferrite beads) work. http://hackedgadgets.com/2014/09/08/how-ferrite-beads-work-emi-suppression/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+HackedGadgets+%28Hacked+Gadgets%29

Posted in Teaching and Learning | Comments Off on How Ferrite Beads work

Nice simple tutorial on gcodetools and Inkscape

Found this pretty straight forward tutorial on using Inkscape to generate gcode.  Its short and too the point. http://www.shapeoko.com/wiki/index.php/User:BHSPitMonkey/Inkscape_and_Gcodetools_Tutorial  

Posted in CNC/3D-printing | Comments Off on Nice simple tutorial on gcodetools and Inkscape

Lynis, an opensource security audit tool for *NIX

I can’t say I have heard of Lynis before, but its looks pretty straight forward to use.  I’ve already bookmarked it to try out on some boxes I have tonight. http://www.darknet.org.uk/2014/09/lynis-v1-6-0-released-download-linux-security-auditing-tool/ http://cisofy.com/lynis/

Posted in Cheap, Security | Comments Off on Lynis, an opensource security audit tool for *NIX

Can’t figure out an answer on multiple choice or T/F, try this

So you have a multiple choice test or a true/false one.  And can’t figure out some of the questions.  This article goes over what is your best choice to “guess” according to stats. http://feeds.gawker.com/~r/lifehacker/vip/~3/dMX8HEhStj0/use-statistics-to-make-better-guesses-on-exams-1631955091

Posted in Misc-Life | Comments Off on Can’t figure out an answer on multiple choice or T/F, try this

If you where planning to get money from the Xerox from the “stock” of 1990s

If you thought the …errr…issues around Xerox inflating its stock from the late 1990s (think back to Enron days), looks like the court just tossed the case out. http://www.courthousenews.com/2014/09/09/71208.htm

Posted in Xerox | Comments Off on If you where planning to get money from the Xerox from the “stock” of 1990s

Intel announces Edison, a really small computer

Nice little system, seems to have more power than an RPi, and only $50…WELL UNTIL YOU NEED TO GET INTO IT.  Then its more around $110 with shipping to get the daughter card that gets you anything I/O and pins … Continue reading

Posted in Tinkering | Comments Off on Intel announces Edison, a really small computer

Xerox rolls out new printer software and service updates

ConnectKey 1.5 is out.  This seems to be a new tread for Xerox to launch a whole bunch of printer based stuff at once. http://www.crn.com/news/components-peripherals/300073969/xerox-rolls-out-hardware-software-services-offerings-to-deepen-channel-push.htm  

Posted in Xerox | Comments Off on Xerox rolls out new printer software and service updates

Arduino Solar powered weather station

Nice build, 2 arduinos (one on the weather station, another on the receiver end of a wireless RF to display data).  This could be expanded too for other systems to use, and as one commentor added, other weather stuff added … Continue reading

Posted in Arduino, Cheap | Comments Off on Arduino Solar powered weather station

Cheap simple T-Copter build

Nice write-up on building a cheap…well under a $100 by my guess…t-copter.  Why not a quad or tri?  Well the author explains why in his write up (cost, ease of build, etc). http://www.instructables.com/id/Cheap-crash-resistant-portable-T-Copter/

Posted in Cheap, robots | Comments Off on Cheap simple T-Copter build

Arduino + Ultrasonic = Range Finder

Nice write-up on how to use the ultrasonic board with a serial board and arduino (oh and display) for a simple range finder.  Supposedly this can go up to 16 feet in distance.  Not positive on that one. http://www.instructables.com/id/Arduino-ultrasonic-range-finder-with-lcd-display/

Posted in Arduino, Cheap | Comments Off on Arduino + Ultrasonic = Range Finder