Category Archives: Hobbies

LabVIEW: The Simple Talking Voltmeter

A couple of weeks ago I spent some time examining a fairly complex circuit board from my old, but still functional, clock radio/CD player.  I was using the probe of my handheld multimeter to measure voltages at various IC pins … Continue reading

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Measuring Telluric Currents – First Trial

Way back in November of last year (2010), I wrote a short little article on telluric currents, their history, and related applications.  Now, in case you’re unfamiliar with this topic (as I was prior to November of last year), here’s … Continue reading

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Explaining the XMega XPlained (Dev. Board)

About two months ago, Atmel announced a smart new set of AVR development boards, the XPlained series.  One of these boards (which I’ve just recently purchased for $30) boasts a shiny new AVR XMega microcontroller.  What?  An XMega you say?  … Continue reading

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Home Sweet Garage

Alright, I think it’s about time for this silly article on plasma arc waste disposal to get knocked off the top of my site, don’t you?  It’s just fluff, honestly.  Filler.  And I’m tired of looking at it.  So how … Continue reading

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Pure Analog Servo Control

Hobby servos, such as the one pictured at right, are wonderfully useful little devices.  You’ll find them moving control surfaces on model planes, in steering linkages on RC cars, and even in the feeding mechanism of an automatic ping-pong ball … Continue reading

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